Crawfish Casserole

Ingredients

• 1 (8 oz.) pkg. cream cheese, cubed
• 1 stick margarine
• 2 Tbsp. margarine
• 2 lb. peeled crawfish tails
• 1 large onion, chopped
• 1 large bell pepper, chopped
• 1 (10 3/4 oz.) can cream of mushroom soup
• 2 c. cooked rice
• 1 Tbsp. garlic powder or to taste
• 1/2 tsp. red pepper
• 3 dashes white pepper
• 1 1/2 or 2 c. grated Velveeta cheese
• 1 c. canned, fried onion rings