Preheat the oven to 350°F (180°C).Unroll the pie crusts and cut each into triangle-shaped quarters. Brush the wells of the Large Muffin Pan with oil. Press each triangle of dough into the wells of the pan. Reserve the remaining dough for another use (see cook’s tip).Divide the add-ins and shredded cheese among the wells of the pan.Whisk together the eggs, cream, salt, and pepper in a large mixing bowl. Add the mixture to each well.Bake for 30–40 minutes, or until the center of each quiche is puffed and set. Let cool for 5–10 minutes.