So easy and oh-so delicious
In large skillet over medium-high heat, melt butter in oil. Fry sage leaves until crisp, 20 to 30 seconds. Transfer to plate. Add mushrooms and garlic to skillet. Cook, stirring occasionally, until browned, 10 minutes; season. Add cream. Stir for 2 minutes; season. Spread ricotta on toasts. Top with mushrooms and sage leaves.