Mini Pierogies with Cheesy Hidden Veggie Sauce - Mrs. T's Pierogies

Ingredients

• 2 1lb boxes of Mrs. T's Mini 4 Cheese Medley Pierogies
• 1/2 cup frozen carrots
• 1/2 cup frozen cauliflower
• 1 cup low-sodium vegetable broth
• 2 tbsp salted butter
• 2 tbsp flour
• 1 cup whole milk
• 1 cup sharp cheddar cheese, shredded
• 1/2 tsp salt
• 1/4 tsp black pepper