Cooking Steps
Step 2 
Meanwhile, place 3 peppers, garlic, olive oil, lemon juice, salt and pepper in a blender; purée until smooth. Chop remaining peppers.

Step 3 
Toss hot pasta with chopped peppers and spinach. Arrange in shallow dish and drizzle with roasted pepper sauce. Sprinkle with feta cheese, red onion and additional pepper (to taste).
