Homestyle Sirloin Tip Steak | Mama's Cooking

Ingredients

• vegetable oil, to taste, for oiling the grill grates
• 1/4 cup butter
• 1 shallot, finely chopped
• 4 (3-ounce) portobello mushroom caps, sliced
• 2 (14.5-ounce) cans beef broth
• 3 cups Burgundy red wine
• 2 1/2 pounds sirloin tip steaks, uncut
• 1 clove garlic, chopped
• 2 tablespoons all-purpose flour
• 1/4 teaspoon salt
• 1/2 teaspoon ground black pepper