Thinly slice the Brussels sprouts using a mandoline or knife. Transfer to a bowl and set aside. Thinly slice the red onion, roughly chop the almonds, and set them both aside.
Step 2
Add the olive oil, lemon juice, mustard, and maple-flavored syrup or allulose to a bowl. Whisk until emulsified. Season with salt and pepper.
Step 3
Pour the dressing over the Brussels sprouts and toss. Let sit for 10 minutes to allow the Brussels to soften. Taste and adjust seasoning to your preference.
Step 4
Grate the pecorino cheese on top of the salad. Top with the sliced onions and chopped almonds.