3
cups Original Bisquick® mix
2/3
cup very hot water
2
tablespoons vegetable oil
4
smoked string cheese pieces (from 4- or 8-oz package), cut lengthwise in half
1/4
cup Italian-style tomato paste
1
small onion, cut lengthwise in half, then cut crosswise into thin slices
1/2
medium bell pepper, thinly sliced
1
can (4 oz) Green Giant® mushroom pieces and stems, drained
1/2
package (3.5-oz size) sliced pepperoni
1
can (2 1/4 oz) sliced ripe olives, drained, if desired
2
cups shredded mozzarella cheese (8 oz)