White Pizza Recipe

Ingredients 1  cup  part-skim ricotta cheese 1  cup  (4 ounces) preshredded part-skim mozzarella cheese 1/4  cup  (1 ounce) grated Parmigiano-Reggiano cheese 1  (1-pound) Italian cheese-flavored pizza crust (such as Boboli) 1  cup  thinly sliced fresh basil 1/2  cup  thinly sliced shallots 1/2  cup  finely chopped spinach 1/2 to 1  teaspoon  crushed red pepper 1/2  teaspoon  [...]