Preheat oven to 400 degrees F. Lightly coat twelve 2-1/2-inch muffin cups with cooking spray; set aside.
In mixing bowl combine zucchini, muffin mix, cheese, milk, egg, and cayenne pepper; spoon evenly into prepared muffin cups. Bake for 11 to 14 minutes or until golden.
Meanwhile, heat 1 Tbsp. olive oil in large skillet over medium-high heat. Add mushrooms; cook 3 to 4 minutes or until tender, stirring occasionally. Season with salt and pepper. Place roasted peppers in blender. Cover; blend until nearly smooth.
Arrange 3 cakes on each plate with some of the mushrooms and pepper sauce. Makes 4 servings.