ingredients4 thin cut chicken breasts (or 2 large peeled and chopped 2 garlic cloves, peeled and chopped 8-10 oz cremini mushrooms, sliced 1.5 cups chicken or vegetable broth * see my instant pot recipe for a quick and easy way to make it 1/4 cup heavy cream 1 tbsp white vinegar 1/2 tsp ground mustard pow