Prepare the ingredients: wash, trim, and cut the Brussels sprouts in half, peel and cut the apple into chunks, crush the garlic.
Mix the 2 tablespoons vinegar, 4 tablespoons of oil, garlic clove, and 1 teaspoon of syrup together and set it aside.
Place the prepared Brussels sprouts, apples, and garlic in a bowl and toss them with the balsamic oil mixture until all of the apples and Brussels sprouts are coated.
Line a baking sheet with parchment paper and arrange the mixture onto the baking sheet and bake for 30 minutes.
Notes
Substitutes:Swap maple syrup with honey or brown rice syrupFresh garlic with 1/8 teaspoon garlic powderIf you prefer your Brussels sprouts less cooked, check them occasionally after 15 minutes or roasting time and remove them from the oven once they reach a texture that you like.Store leftover roasted brussels sprouts in the refrigerator for 3 to 4 days.See article above for suggestions, tips and more!