1. Place the potatoes in a paper towel and squeeze to remove excess water.
2. In a large bowl, beat the eggs, cream, salt, and sugar until well combined. Add the grated potatoes, grated cheddar, flour, and mix well.
3. Refrigerate for 1 hour.
4. Preheat a waffle iron. Pour a few ladles of the cheddar mixture onto the hot waffle iron. Close and cook until the waffles are golden brown and release from the waffle iron.
5. Serve immediately.