Lemon Broccolini and Sausage Pasta

Ingredients (12)

• + 1 (16 ounce) package rotini pasta add to pantry
• + 1 tablespoon olive oil add to pantry
• + ¼ yellow onion, chopped add to pantry
• + 2 cloves garlic, minced add to pantry
• + ½ teaspoon red pepper flakes add to pantry
• + ½ cup white wine, divided add to pantry
• + 1 pound sweet Italian chicken sausage add to pantry
• ✓ 1 bunch broccolini, roughly chopped
• ✓ ½ cup grated Parmesan cheese, plus extra for serving
• + 1 lemon, zested and juiced add to pantry
• + salt and ground black pepper to taste add to pantry
• ✓ salt and ground black pepper to taste