Instant Pot Philly Cheesesteak Sloppy Joe's - Traditional - Dump and Go Dinner

Ingredients

• 1 ½ cups cook Ground Beef
• 1 teaspoon mince Garlic, Cloves
• ½ teaspoons Black Pepper
• 2 ¼ cups slice Onion
• ¾ cups slice Bell Pepper, Green
• 1 ½ cups slice Mushrooms
• 1 tablespoon Flour, All-Purpose
• 10 ½ ounces French Onion Soup, Condensed, Canned
• 1 teaspoon Worcestershire sauce
• 2 cups Mozzarella Cheese, Shredded
• 4 individual Hamburger Buns, White