Instant Pot® Sloppy Joes

Ingredients (18)

• + 1 tablespoon avocado oil add to pantry
• ✓ 1 ½ pounds lean ground beef
• + 1 cup finely diced onion add to pantry
• + 1 cup finely diced red bell pepper add to pantry
• + 1 teaspoon sea salt add to pantry
• + ground black pepper to taste add to pantry
• + 1 ½ teaspoons finely diced garlic add to pantry
• + ¼ cup apple cider vinegar add to pantry
• + ¼ cup water add to pantry
• + 3 tablespoons dark brown sugar add to pantry
• + 1 teaspoon dry mustard add to pantry
• + 1 tablespoon Worcestershire sauce add to pantry
• ✓ 1 tablespoon tomato paste
• + 1 tablespoon chili powder add to pantry
• + 1 pinch red pepper flakes add to pantry
• + 1 ½ cups crushed and strained tomatoes (such as Aurora®) add to pantry
• + 8 hamburger buns add to pantry
• + 4 tablespoons butter, or as needed add to pantry