Preheat oven to 425 F. and line a baking sheet with parchment paper, set aside
Bring a large pot of water to a boil, add 1tsp salt and brussels sprouts
Blanch sprouts- boil for 8-10 minutes remove from the boiling water and immediately place in an ice bath to stop the cooking process, drain thoroughly
Place sprouts on a baking sheet, and using a glass or jar, gently push down, smashing the sprout. drizzle with olive oil, and sprinkle evenly with garlic and onion powder, salt and pepper
Bake until the bottom is crispy, finish with a sprinkle of salt to taste, and red pepper flakes if desired