Keto Flatbread

Name: Keto Flatbread
Prep time: 25 min
Cook time: 35 min
Total time: 1 h
Cuisine: Mediterranean
Ingredients: 1 recipe keto focaccia ((leave out rosemary and water)); 3 tbsp olive oil (divided); 6 ounces sliced crimini or button mushrooms; Salt and pepper; 2 cloves garlic, minced; 1 tbsp fresh chopped sage; 8 ounces shredded Fontina cheese ((can sub mozzarella)); 12 fresh whole sage leaves; Flaked sea salt