INSTRUCTIONS
1. Preheat the oven to 350 °F.
2. In a medium bowl, mix together ground beef, crushed crackers, onion, eggs, ¾ cup ketchup, and ¼ cup brown sugar until well blended.
3. Press into a 9x5 inch loaf pan.
4. Lay the two slices of bacon over the top.
5. Bake for 1 hour in the preheated oven, or until cooked through.
6. While the loaf bakes, mix together the remaining 1 cup ketchup, vinegar, salt, mustard and ½ cup brown sugar.
7. Spread over the top of the meat loaf for the last 15 minutes of baking.