1 1/2 lb medium fresh shrimp, shelled

2 Tbsp olive oil

1 medium onion, diced

1/2 cup white wine

3 cloves garlic, crushed

3 Tbsp parsley, finely chopped

1 pinch crushed red pepper

4 oz butter

1/2 lb angel hair pasta, cooked according to package directions

Salt and pepper to taste