Roasted Orange & Radicchio Salad Pizza

Name: Roasted Orange & Radicchio Salad Pizza
Cuisine: European, Italian, Mediterranean
Ingredients: Extra-virgin olive oil cooking spray; 1 small orange; 2 ounces soft goat cheese, (at room temperature); 2 tablespoons heavy cream; 1/2 cup thinly sliced radicchio; Drizzle of balsamic vinegar; 1 Cali'flour Foods Original Italian Cauliflower Pizza Crust; 5 ounces (1 cup loosely crumbled) Cauliflower Meal (see below); 1/2 cup shredded low-moisture whole milk mozzarella cheese (no fresh); 1 large egg; 1 (3-pound) head cauliflower