In the base of the 1 3/4-Qt./1.75 L TupperWave Stack Cooker Casserole, stir together leftover potatoes and vegetable stock. Cover and microwave on high power 3 minutes, or until heated through.
Add toppings and serve
Divide soup between four bowls. Top each bowl of soup with 2 tbsp. of the sour cream, ¼ cup of the Cheddar, sprinkle with crumbled bacon, and broccoli florets.
