Shepard’s pie

Name: Shepard’s pie
Cuisine: European, British
Ingredients: 1 tablespoons olive oil; 31 grams carrots sliced; 4 oz frozen organic corn; 2 oz frozen peas; 7.2 oz celery diced; 6.5 oz onions diced; 7.7 oz Bella mushrooms diced; 12 grams butter; 1 teaspoon garlic power; 1 tsp dried thyme; 1 1/2 tablespoons Worcestershire sauce; 6 oz tomato paste; 3/4 cup low sodium veggie broth; 1 oz mozzarella cheese; .6 oz cheddar cheese; 27.4 oz mashed potatoes; Pinch of salt; 1/2 tsp black pepper