The Best Cheesy Zucchini Casserole - Low Carb Recipe

Ingredients

• 5 oz. cream cheese
• 1/4 cup heavy whipping cream
• 1 tsp onion powder
• 1/2 tsp garlic powder
• salt and pepper, to taste
• 14 oz. zucchini, cut into slices
• 1 red onion, sliced thinly
• 3 oz. green bell peppers, sliced thinly
• 1 1/2 cups shredded mozzarella cheese
• 1 tbsp butter, for greasing pan