1 lb. mushrooms in 1 stick butter - set aside

3 lbs. cooked shrimp
1 lb. cooked lobster meat
2 c. cooked rice

2 c. light cream
1 tsp. salt
2 tsp. Worcestershire sauce
12 tbsp. ketchup
1 lb. Velveeta cheese, cubed

Mix well and add mushrooms. Chill overnight. Bake at 325 degrees, 45 minutes covered with foil; 15 minutes uncovered.