In a 2 quart casserole, melt butter and add onion and garlic. Microwave on high for 5 minutes or until onion is tender. Add Worcestershire sauce, salt, hot sauce and shrimp. Stir to mix. Cover with waxed paper and microwave on high for 4 minutes. Stir. Cook on high for 3 minutes or until all shrimp are pink. Add parsley and onion tops after cooking. Taste to adjust seasonings.
Cajun Country -- New Iberia, Louisiana