Spinach, feta & mushroom pizza

White wheat crust (water, whole grain whole wheat flour, enriched unbleached wheat flour [flour, niacin, reduced iron, thiamine mononitrate, riboflavin, folic acid, malted barley flour, ascorbic acid [dough conditioner]], yeast, soybean oil, contains 2% or less of: sugar, olive oil, salt, dough conditioner [guar gum, sodium stearoyl-2-lactylate, enzymes], calcium propionate [to preserve freshness]), pizza sauce (tomato puree, salt, sugar, extra virgin olive oil, spices, garlic powder), whole milk mozzarella cheese (pasteurized milk, cheese culture, salt, enzymes, powdered cellulose [to prevent caking], potassium sorbate and natamycin [preservative]), crimini mushrooms, feta cheese crumbles (pasteurized part-skim milk, cheese culture, salt, enzymes, powdered cellulose [to prevent caking]), baby spinach, garlic infused oil (olive oil, garlic), red pepper flakes.