Vegetable and Sausage Ragout with Polenta

Name: Vegetable and Sausage Ragout with Polenta
Ingredients: 3 Tbs. olive oil; 2 smoked Italian sausages, sliced; 1 garlic clove, minced; 3 large tomatoes, seeded and diced; 4 summer vegetable kabobs, vegetables removed and coarsely chopped; 1/2 cup chicken broth; Salt, to taste, plus 3/4 tsp.; Freshly ground pepper, to taste; 1 1/2 cups milk; 1 1/2 cups water; 3/4 cup instant polenta; 3 Tbs. unsalted butter; 2 Tbs. minced fresh sage