Roasted Garlic Soup without wheat chicken

6 cups chicken stock 2 cups small potatoes , cleaned or 2 cups potatoes , peeled & cut into 1/2 inch dice 1 cup onion , chopped 10 roasted garlic cloves,[...]

1 head garlic , cloves separated and unpeeled olive oil salt and pepper 2 tablespoons butter 1/2 yellow onion , diced 3 sprigs thyme 2 tablespoons sherry wine[...]