Mushroom Gravy

Name: Mushroom Gravy
Prep time: 10 min
Cook time: 20 min
Total time: 30 min
Cuisine: American
Ingredients: 2 cups mushroom broth, veggie broth or stock (or feel free to use beef or chicken stock) see notes; 1 cup water; 1 tablespoon miso paste (see notes for substitution); —–; 3 tablespoons butter (or olive oil, or vegan butter!); 12 ounces mushrooms, sliced (creminis, shiitakes, portobellos, morels) about 3-4 cups; 1 shallot, finely diced (or half an onion); 2 cloves garlic, finely chopped; 1 tablespoon fresh thyme leaves (optional, or rosemary, or sub 1 teaspoon dried); 3 tablespoons AP flour or GF flour; salt and pepper to taste