1 large cucumber
8 ounces cream cheese, softened
2 tablespoons grated onion
1/4 tsp salt
1 tablespoon mayonnaise
dash green food coloring (optional)

Pare, grate, and drain cucumber.
Combine with remaining ingredients in food processor.
Serve as is or as a sandwich or canape spread.
Thin with sour cream to make a dip for vegetables.