Instant Pot Salisbury Steak, Gravy and Mashed Potatoes

INGREDIENTS

1 lb

lean ground beef (mine was 80/20)

1/3 cup

garlic and herb breadcrumbs (I used Progresso brand)

egg

2 tsp

Montreal steak seasoning

garlic cloves, minced

1 tbsp

Worcestershire sauce

1 tbsp

vegetable or canola oil

diced yellow onion

8 oz

diced mushrooms (this will seem like a lot but they cook down)

1 1/2 cups

beef broth (or 1 1/2 cups water with 1 1/2 tsp Better than Bouillon Beef Base)

1 tbsp

cornstarch + 1 Tbsp water

1/2 tsp

salt

1 1/2 lb

Russet potatoes, peeled and diced (like the size you'd use for potato salad)

garlic cloves, peeled

1/2 cup

half and half

2 tbsp

butter

1/2 tsp

salt

Ground pepper