Chopping and Slicing: The TM7 as Your Kitchen Assistant | Thermomix TM7

<h2>Chopping and Slicing: The TM7 as Your Kitchen Assistant</h2>
Welcome to your kitchen revolution! If you are the proud owner of a Thermomix TM7, you already know you have a powerhouse sitting on your countertop. But many new users—step away from that knife block!—still feel a lingering hesitation to fully trust their machine with prep work that used to define the "art" of cooking. Today, we are going to change that mindset. We are going to explore how the TM7 isn't just a cooking vessel; it is the ultimate sous-chef, designed to handle the tedious, repetitive, and sometimes tear-inducing tasks of chopping, slicing, and grating.
The TM7, with its intelligent blade modes and the revolutionary Slicer attachment, transforms vegetables from whole produce to culinary-ready ingredients in seconds. Whether you are looking for a rustic chunk for a stew, a paper-thin slice for a carpaccio, or a fine grate for a fritter, the TM7 has the precision to deliver consistency that even the most skilled knife-wielding chef struggles to maintain batch after batch. In this guide, we will walk through the techniques, the settings, and the secrets to letting your machine do the hard work for you.

<h2>Mastering the Blade: The Art of the Chop</h2>
The heart of the Thermomix is its Blade Unit. In the TM7, this blade is engineered for extreme precision. Understanding how to manipulate speed and time is the secret to mastering the chop. The key rule of thumb with the TM7 blade is this: speed correlates to texture. Lower speeds give you coarse chunks, while higher speeds yield fine minces. But there is a nuance to it—pulsing and the "Turbo" function are your best friends.
When chopping harder vegetables like carrots, celery, or onions for a soup base, we generally use the standard blade setting. However, the TM7’s interface makes this easier than ever with guided modes. For a rough chop, we use a short burst on a lower speed. For a fine mince—think aromatics like garlic or ginger—we use higher speeds or the Turbo button.
<ul>
<li>The "Drop" Technique: Always drop your vegetables into the bowl while the blades are stationary, then select your speed. Do not turn the machine on before adding ingredients for chopping, or you risk uneven cuts.</li>
<li>Time is of the Essence: Watch the clock! 3 seconds can be the difference between a diced onion and onion puree. I always recommend checking the consistency after the first beep.</li>
<li>Batch Management: Do not overfill the bowl. The TM7 has a large capacity, but for the best chop, vegetables need room to fall and be hit by the blade.</li>
</ul>
Mini-Recipe: The Perfect Mirepoix Base 
Start your soups and stews right with this classic flavor base.
<ul>
<li>1 onion (quartered)</li>
<li>1 carrot (peeled and cut into 3cm chunks)</li>
<li>1 stalk celery (cut into 3cm chunks)</li>
<li>20g olive oil</li>
</ul>
Method: Place the onion, carrot, and celery into the TM7 bowl. Add the olive oil. Set the timer for 5 seconds / Speed 5. Scrape down the sides of the bowl with the spatula. If you prefer a finer texture, repeat for another 3 seconds / Speed 5. You now have a perfectly diced mirepoix ready to be sautéed.

<h2>Soft Touch: Chopping Delicate Vegetables</h2>
One of the most common fears is turning delicate vegetables—like mushrooms, tomatoes, or fresh herbs—into a watery mush. The secret here is twofold: using the "Gentle Stir" setting or lower speeds, and often, utilizing the "Butterfly" whisk attachment (though the TM7 blade is designed to minimize crushing, the Butterfly is still useful for very soft items to keep them intact). However, for most soft chopping, the TM7’s sensitivity allows for a gentle chop without the whisk if you are careful.
For soft vegetables, we want to avoid the high-speed centrifugal force that turns tomatoes into juice. Instead, we use a "tap" method or very short bursts on a low speed. The goal is to break the vegetable into pieces, not blend it.
<ul>
<li>Keep it Cool: Soft vegetables release moisture easily when agitated. If you are chopping a lot of mushrooms or tomatoes, consider chilling them slightly before processing to help them hold their structure.</li>
<li>The Reverse Blade (Counter-clockwise): While often associated with stirring, the reverse blade mode on lower speeds is fantastic for a very coarse, rustic chop where you want to minimize pulverization.</li>
<li>Quantity Matters: chopping soft vegetables works best with a larger volume. A single mushroom will bounce around; 500g of mushrooms will chop more evenly as they cushion each other.</li>
</ul>
Mini-Recipe: Rustic Mushroom Duxelles 
A coarse, savory mushroom mixture perfect for omelets or toast.
<ul>
<li>250g button mushrooms (wiped clean, quartered)</li>
<li>1 clove garlic</li>
<li>10g butter</li>
</ul>
Method: Place garlic and mushrooms into the bowl. Program 3-5 seconds / Speed 4. You want a chunky texture, not a paste. Scrape down and check. If pieces are too large, pulse once more using the Turbo button for just 0.5 seconds. Add butter and sauté 3 minutes / 120°C / Speed 1.

<h2>Precision Engineering: Slicing with the TM7 Attachment</h2>
The TM7 introduces a sleek, new era of slicing with its dedicated Slicer attachment. Unlike older models where slicing discs were stacked and complex, the TM7 system is designed for intuitive use. The attachment sits securely on the lid, and the reversible discs allow you to switch between thin and thick slicing instantly without fumbling with multiple blades.
Slicing in the TM7 is all about speed and consistency. Whether you are preparing potatoes for a gratin, cucumbers for a salad, or apples for a tart, the machine slices uniformly in a fraction of the time it takes by hand. The key here is the pusher—apply firm, consistent pressure, but don't force it. Let the machine do the work.
<ul>
<li>Uniform Feed: Try to cut your vegetables to fit the feed tube opening as uniformly as possible. If you are slicing carrots, cut them into lengths that fit the tube snugly so they don't tilt sideways as they are sliced (tilting creates oval slices rather than rounds).</li>
<li>Slicer Disc Selection: Use the 12mm cutting blade (thick) for potatoes and vegetables intended for gratins or stews. Use the 4mm cutting blade (thin) for cucumbers, zucchini, and ingredients that need to cook quickly or be eaten raw.</li>
<li>Speed Setting: For slicing, we generally stick to Speed 4. This is the sweet spot where the blade spins fast enough to drive the mechanism but smooth enough to handle the resistance of hard root vegetables.</li>
</ul>
Mini-Recipe: Zucchini Carpaccio with Lemon 
A light, elegant side dish that showcases the TM7’s thin slicing capability.
<ul>
<li>2 medium zucchinis</li>
<li>1 tbsp olive oil</li>
<li>Juice of half a lemon</li>
<li>Salt and pepper to taste</li>
<li>Parmesan shavings (optional)</li>
</ul>
Method: Attach the TM7 Slicer with the thin (4mm) disc. Insert zucchini into the feed tube firmly. Set to Speed 4 and apply pressure with the pusher until all zucchini is sliced. Arrange on a plate. Whisk olive oil, lemon juice, salt, and pepper (you can do this quickly in the TM7 bowl after cleaning it: 10 sec / Speed 4). Drizzle over zucchini and top with cheese.

<h2>Shredding and Grating: Texture and Volume</h2>
Grating is perhaps the most labor-intensive task in a kitchen. Grating a block of cheese or a pile of carrots for a salad leaves many cooks with sore arms. The TM7 makes this effortless, but it requires a specific approach. Grating creates friction and heat, which is the enemy of cheese (it causes clumping) and can slightly cook delicate vegetables.
For grating, we use the same Slicer attachment but swap to the grating side of the reversible discs (or use the specific grating disc if your kit varies). The TM7’s powerful motor can power through hard vegetables like parsnips and beets that often break handheld graters.
<ul>
<li>The Golden Rule of Grating Cheese: Cheese must be cold. Ideally, place your block of cheese (Cheddar, Parmesan, Gouda) in the freezer for 15-20 minutes before grating. This ensures it shreds beautifully rather than turning into a sticky ball inside the bowl.</li>
<li>Hard vs Soft Veggies: Hard vegetables like carrots and potatoes are easy. Softer vegetables like zucchini or squash can turn soggy. Grate these quickly and do not overfill the bowl—process in smaller batches.</li>
<li>Weighing First: Because grated vegetables reduce in volume significantly compared to whole vegetables, always weigh your ingredients before grating to ensure your recipe ratios remain accurate.</li>
</ul>
Mini-Recipe: Quick Potato Rösti 
Crispy, golden, and perfectly grated potatoes.
<ul>
<li>500g starchy potatoes (peeled)</li>
<li>1 small onion</li>
<li>1 egg</li>
<li>2 tbsp flour</li>
<li>Salt, nutmeg, and oil for frying</li>
</ul>
Method: Cut potatoes into chunks that fit the feed tube. Attach the grating disc (thick if available, or standard). Grate potatoes at Speed 4. Transfer to a clean tea towel and squeeze out excess liquid (crucial step!). Return empty bowl to TM7. Add onion and chop 3 seconds / Speed 5. Add grated potatoes, egg, flour, salt, and nutmeg. Mix 10 seconds / Reverse / Speed 3. Form into patties and fry in a pan until golden brown.

<h2>Crushing and Pulverizing: Aromatics and Spices</h2>
Beyond the standard chop, slice, and grate, the TM7 acts as a mortar and pestle. This is where we replace the knife and the grinder. Crushing garlic, ginger, lemongrass, or even whole spices is a job the TM7 excels at, but it requires a different approach: the "Bash."
When we crush, we aren't looking for a uniform dice; we are looking to rupture cell walls to release flavor. This is often the first step in a recipe, creating a flavor base in the oil before other ingredients are added.
<ul>
<li>The Turbo Boost: For garlic and ginger, peel them and drop them into the bowl with a little oil or salt (the salt acts as an abrasive, helping the chop). Hit Turbo for 1 second. That is usually all it takes. Do not hold the button down.</li>
<li>Spice Blends: Whole spices like cumin, coriander, or peppercorns can be ground to powder in seconds. Ensure the bowl is completely dry first. Use 10-20 seconds / Speed 10. The TM7’s blade generates significant speed, turning seeds into fine dust.</li>
<li>Herbs: For chopping herbs like parsley or cilantro, use the "Gentle Stir" mode or very low speeds (Speed 4-5) for just a few seconds. High speed will bruise the herbs and turn them black.</li>
</ul>
Mini-Recipe: Aromatic Ginger-Garlic Paste 
A staple paste for Asian curries and marinades.
<ul>
<li>50g fresh ginger (roughly chopped)</li>
<li>50g garlic cloves (peeled)</li>
<li>1 tsp oil</li>
</ul>
Method: Place ginger, garlic, and oil into the TM7 bowl. Program 5 seconds / Speed 7. Scrape down. If a smoother paste is desired, process for another 5 seconds / Speed 7. Store in the fridge or use immediately.

<h2>Common Mistakes to Avoid</h2>
Even with the most advanced technology, success comes from technique. As your Thermomix instructor, I see a few common errors that can lead to frustration. Avoid these, and your prep work will be flawless.
<ul>
<li>Overfilling the Bowl: This is the number one mistake. The TM7 needs the "cyclone effect" to process food evenly. If the bowl is stuffed to the 2.0L mark with carrots, the top ones won't fall down to the blade, and you'll have uneven chopping. Process in batches if necessary.</li>
<li>Ignoring the "Blink": The TM7 interface is intelligent. If you try to slice a hard vegetable at a speed that is too low, or knead a dough that is too heavy, the machine will give you feedback (blinking lights or pauses). Don't force it. Stop, add liquid, or change the speed.</li>
<li>Using Hot Liquid on Cold Ingredients: While not strictly about chopping, always remember that if you are chopping ingredients for a hot soup start, you usually start with oil and veg. However, never pour boiling water over fresh vegetables *before* chopping unless the recipe specifically calls for blanching in the bowl.</li>
<li>Forgetting the Spatula: The spatula is designed to be used *while* the machine is running on certain speeds (specifically low speeds or reverse stirring), but for chopping and slicing, you must stop the machine and scrape down the sides. Ingredients often stick to the upper part of the bowl and miss the blades.</li>
<li>Uneven Slicing Pressure: When using the Slicer, if you push hard, then soft, then hard, your slices will be thick, thin, thick. Maintain a steady, consistent pressure on the pusher for professional results.</li>
</ul>

<h2>Conclusion: Reclaim Your Time</h2>
The knife will always have a place in our kitchens for the delicate, precise garnishes that require a human touch. However, for 90% of your daily prep work, the Thermomix TM7 is not just a replacement—it is a superior alternative. It offers consistency that human hands struggle to match and speed that frees you up to focus on the creative aspects of cooking.
By mastering the chop, utilizing the slicer, and understanding the power of the blade, you transform your relationship with food preparation. No longer dreading the pile of vegetables that needs prepping, you can approach it with confidence, knowing that in a matter of minutes, your TM7 will have them ready for the pan. So, put down the knife, wash your hands, and let your TM7 take the lead. Happy cooking!

Experience the TM7 in your own kitchen