Crawfish In A Bundle

Ingredients

• 1 loaf French bread
• 2 Tbsp. margarine
• 1/2 c. chopped celery
• 1/2 c. chopped onion
• 1 clove chopped garlic
• 1/2 tsp. salt
• 1/2 tsp. pepper
• 1 lb. boiled, peeled crawfish tails
• 1/3 c. chopped black olives
• 1/3 c. mayonnaise
• 1/2 tsp. dry mustard
• 1/2 c. grated Mozzarella cheese
• 1/2 c. grated Cheddar cheese