Cheeseburger without mustard

1 lb lean ground beef 1/4 cup chopped onion 1 minced garlic clove 1 tablespoon butter 1 (16 ounce) can pinto beans , rinsed and drained 1 (16 ounce) can white[...]

1/2 lb sharp cheddar cheese 1/2 lb mild cheddar cheese (use block cheese from the deli, not slices or shredded) or 1/2 lb American cheese (use block cheese[...]

1 lb lean ground beef 1/4 cup chopped onion 1 minced garlic clove 1 tablespoon butter 1 (16 ounce) can pinto beans , rinsed and drained 1 (16 ounce) can white[...]

1/2 lb sharp cheddar cheese 1/2 lb mild cheddar cheese (use block cheese from the deli, not slices or shredded) or 1/2 lb American cheese (use block cheese[...]