Biscuits and Vegetarian Sausage Gravy

Ingredients:

• 1 (16.3-ounce) can reduced-fat refrigerated biscuit dough
• 1 tablespoon vegetable oil
• 1/2 (14-ounce) package meatless fat-free sausage (such as Lightlife Gimme Lean)
• 1/4 cup all-purpose flour
• 3 cups 1% low-fat milk
• 1/2 teaspoon salt
• 1/4 teaspoon freshly ground black pepper