Easy Salisbury Steak - Slenderberry

Ingredients

• 1 lb extra lean lean ground beef
• 1/4 tsp garlic powder
• 1/2 tsp salt
• 1/4 tsp black pepper
• 8 oz mushroom sliced
• 1/4 cup onion sliced
• 1 tsp dried thyme
• 2 tbsp dry sherry (you could also substitute with white wine)
• 1 jar fat-free beef gravy (12 oz jar)