HEAT oven to 350°F. Generously SPRAY 24 mini-muffin cups with cooking spray. PAT 1/2 to 1 teaspoon crumbs in the bottom of each muffin cup. TAP muffin pan to lightly coat sides of each muffin cup.

BEAT eggs, half-and-half, salt and pepper in medium bowl until blended. ADD cheese, chilies and olives; mix well. SPOON evenly into mini-muffin cups, about 1 Tbsp. each.

BAKE in center of 350°F oven until just set, 12 to 15 minutes. COOL on rack 5 minutes. LOOSEN quiches from sides of muffin cups with a thin knife. REMOVE from cups; SERVE with salsa.