Ingredients
Instructions
- Preheat oven to 350.
- With nonstick cooking spray, coat bottom of 9x13 casserole dish.
- In a large pot over high heat, thaw pierogies in boiling water for 5 minutes.
- Drain; place in prepared dish.
- In large skillet, over medium-high heat, heat oil.
- Add celery and onion; saute about 5 minutes, or until onions are softened.
- Remove from heat; add tuna, soup and mayonnaise, stir until well mixed.
- Spoon tuna mixture over pierogies in dish; place cheese on top.
- Bake uncovered 45 minutes, or until hot and bubbly and cheese is melted.