1 lb. ground beef
1 med. onion, diced
1 med. green pepper, diced (optional)
2 med. garlic cloves, minced
3/4 cup ketchup
2 Tbsp. brown sugar
Pinch of red pepper flakes
salt & pepper to taste (easy on the salt!)
Brown ground beef with onion (and green pepper if using.) Drain.
Add the rest of the ingredients and heat through.
Serve on buns.