Asparagus Cheese Strata Recipe

• 1 1/2 lb fresh asparagus cut 2" pcs
• 3 Tbsp. butter or possibly margarine melted
• 1 loaf of sliced bread crusts removed
• 3/4 c. shredded Cheddar cheese divided
• 1 can Spam luncheon meat - (12 ounce) cubed (or possibly use 2 c. cubed, fully-cooked ham)
• 6 x Large eggs
• 3 c. lowfat milk
• 2 tsp dry chopped onion
• 1/2 tsp salt
• 1/4 tsp dry mustard

Directions