Creamy Chicken & Mushroom Rice

WHAT YOU'LL NEED

• 1 lb. boneless, skinless chicken breasts, cut into chunks
• 2 Tbsp. I Can't Believe It's Not Butter!® Spread, divided
• 10 ounces white button mushrooms, sliced
• 2 cloves garlic, finely chopped
• 1/2 cup pimiento-stuffed green olives, sliced
• 1 package Knorr® Rice Sides™ - Chicken flavor Broccoli
• 1/3 cup 2% Greek Yogurt
• 2 green onions, sliced