Sloppy Joes | Saveur

Ingredients

• 2 Tbsp. butter
• 1 small yellow onion, finely chopped
• 1 small green bell pepper, cored, seeded, and finely chopped
• 1 lb. ground beef
• 1 cup ketchup
• 2 Tbsp. mustard
• 1 Tbsp. white vinegar
• 1 Tbsp. sugar
• 1⁄2 tsp. ground cloves
• Salt and freshly ground black pepper
• Hamburger buns