Summer Squash Mexican Style
["4 summer squash, cubed", "4 ears corn", "3 tomatoes, peeled and cubed", "1/4 c. melted butter", "1 onion, chopped", "1/2 tsp. salt", "1/4 tsp. pepper"]
["Cut corn from cob; discard cobs.", "In pot, combine butter and onion.", "Cook until tender.", "Add squash, corn, tomatoes, salt and pepper.", "Cover, cook slowly, stirring occasionally, for 30 to 40 minutes.", "Serves 6."]
["summer", "corn", "tomatoes", "butter", "onion", "salt", "pepper"]