|1/4||c||Butter or margarine|
|4 1/2||c||Diced peeled yellow summer squash|
|3||lg||Tomatoes, peeled and diced|
Melt butter in a large saucepan over medium heat. Saute onion until soft, about 3 to 5 minutes. Add remaining ingredients. Bring to a boil. Reduce heat. Cover and simmer for 10 to 15 minutes or until vegetables are done.