The Best Sloppy Joes | Dinners | Umami

Ingredients

• 2 tablespoons unsalted butter
• 1 medium onion, diced
• 1 green bell pepper, diced
• 1 clove garlic, minced
• 1 pound lean ground beef
• 12 ounces (1 1/3 cup) tomato sauce
• 3/4 cup ketchup
• 2 tablespoons brown sugar
• 2 tablespoons Worcestershire sauce
• 1 tablespoon yellow mustard
• 1 tablespoon red wine vinegar
• 1 teaspoon paprika
• Pinch of cayenne pepper
• Kosher salt and freshly ground black pepper
• 6 hamburger buns, toasted