Preheat the oven to 400 degrees F. Line a baking sheet with parchment paper.
Steam Cauliflower Pearls in a steamer basket and drain well. (Place steamed Pearls into a thin tea towel or cheese cloth and ring out until all of the excess liquid is gone.) Let cool.
In a bowl, combine the cauliflower with the mozzarella, Parmesan, oregano, salt, garlic powder and egg. Transfer to the center of the baking sheet and form into an even circle, flattening to resembling a pizza crust. Bake for 20 minutes.
Add desired toppings and bake an additional 10 minutes.
Topping suggestions: sliced mozzarella cheese, heirloom tomatoes, arugula, parmesan shavings.