Heat oven to 375°F. Place ... egg, 1/2 c. ketchup, 2 tsp. dry mustard, ... dry mustard, and brown sugar in a bowl; stir until smooth. Brush mixture over meatloaf; place in the oven ... foil, and continue baking.
Combine ground beef, eggs, onion ... ingredients. Set aside. Drain juices off meat loaves and top with brown sugar mixture. Bake an additional 30 minutes.