Shrimp & Garlic Shells

WHAT YOU'LL NEED

• 1 leek, thinly sliced (about 1 cup)
• 1 Tbsp. I Can't Believe It's Not Butter!® Spread
• 1 lb. uncooked large shrimp
• 1 jar (7 oz.) roasted red peppers, sliced
• 1/4 cup pitted ripe olives, sliced (optional)
• 1 package Knorr® Italian Sides™ - Creamy Garlic Shells, prepared according to package directions