Tomato Sauce with Horseradish Recipe

Ingredients

• 1 tablespoon butter
• 1/4 cup finely chopped onion
• 1/2 teaspoon finely minced garlic (I use 2 garlic cloves)
• 1 tablespoon flour
• 1 1/2 cup diced-peeled tomatoes-well drained (large can)
• Salt and pepper
• 2 tablespoons horseradish