1 lg. onion, chopped
2 sticks celery, chopped
1 bell pepper, chopped
2 tbsp. flour
1 1/2 tsp. parsley
1 tsp. garlic powder
1/2 stick butter
1 c. Half & Half
1 lb. shrimp, cleaned
1/2 lb. Velveeta cheese
1 1/2 tsp. jalapeno relish
Parmesan cheese
Salt and pepper to taste