Monster Mashed Potatoes

1/2 pound cooked and mashed white potatoes
1/2 pound cooked and mashed purple potatoes
1/2 pound cooked and mashed sweet potatoes
1 pound cooked and pureed broccoli
1/2 cup butter
1/2 cup heavy cream
salt
pepper
freshly grated nutmeg

Place each vegetable in a separate bowl. Add 2 tablespoons butter, 2 tablespoons cream, and salt, pepper, and nutmeg to taste to each vegetable. In a large bowl gently swirl the four vegetable mixtures together, making sure that each color remains distinct in areas. Serve hot.