Tater Tot Casserole with Beef, Corn & Zucchini

Ingredients

• 1 pound lean ground beef
• Chopped chives for garnish
• 2 medium zucchini, shredded
• 1 cup shredded sharp Cheddar cheese, divided
• 1 small onion, chopped
• Cooking spray
• 1 ½ cups chopped tomatoes, divided
• ¼ teaspoon salt
• 1 tablespoon Worcestershire sauce
• 1 tablespoon all-purpose flour
• 2 cups frozen tater or veggie tots
• 2 tablespoons extra-virgin olive oil
• 1 cup corn kernels
• 1 tablespoon chili powder