Peel potatoes and add to a large saucepan with water and boil until fully cook but not too soft. Remove from water, cut in cubes and set aside. While the potatoes are cooking, peel and cut the carrots in small cubes and set aside to cool. In another saucepan, add carrots and peas with a little bit of water. Bring to a boil and cook thoroughly. Remove from water and set aside to cool. In another saucepan add beet and cook thoroughly. When cooked, peel and cut in cubes and set aside to cool. In a large boil, add potatoes, beet, carrots, peas, onion, green bell pepper, mayonnaise, garlic powder, salt and pepper to taste. Stir to mix and serve immediately.
Spice variations: Use white pepper instead of black pepper or add a touch of yellow mustard or other flavored mustards.