Vintage Hamburger Pie with Ground Turkey Step-by-step instructions

Before you start

Before you begin, ensure your ground turkey is fully thawed if frozen. Prepare your mashed potatoes ahead of time so they are ready to spread, and have your tomato soup and green beans measured and ready. Preheat your oven to 375°F (190°C) to ensure it is at full temperature when you are ready to bake.

Clear a workspace on your counter and have your baking dish, a skillet for browning the meat, and a spatula ready for assembly. Proper preparation ensures the cooking process remains smooth and stress-free.

Instructions

Browning and Base

1. 1Prepare the base
   Preheat the oven to 375°F (190°C). In a skillet, brown the ground turkey over medium-high heat until fully cooked. Drain excess fat if necessary. Combine the cooked turkey with the cut green beans in a large 9x13-inch baking dish, spreading them into an even layer.
   Look for The turkey is browned and no longer pink.
   Safe temperature 165°F (74°C) internal temperature (poultry)
   Tip Ensure the turkey is well-drained to prevent a watery casserole.

The ground turkey should be cooked through, browned, and well-drained. The green beans should be evenly distributed. At this stage, the mixture should look savory and fragrant, ready for the sauce to be added.

Check that the turkey is not clumped together, but rather crumbled into manageable, bite-sized pieces for consistent texture throughout the final casserole.

Sauce and Topping

2. 2Add sauce and topping
   Pour the tomato soup evenly over the ground turkey and green beans mixture. Carefully dollop spoonfuls of mashed potatoes over the top, then use the back of a spoon to spread them gently, creating small peaks and valleys across the entire surface of the dish.
   Look for The potatoes fully cover the filling.
   Tip Creating peaks with the spoon helps get nice golden edges.

The tomato soup should be poured evenly over the base to coat the meat and beans. The mashed potatoes must be spread carefully, creating decorative peaks. Ensure the potatoes reach the edges of the baking dish to create a seal, which helps trap the heat and moisture inside during the baking process for a succulent result.

Baking and Finishing

3. 3Bake until golden
   Place the baking dish into the preheated oven and bake for approximately 30 to 35 minutes. Watch for the tomato sauce to bubble up around the edges and the potato peaks to turn a light golden brown. Remove from the oven and allow to rest for 10 minutes before serving.
   Look for The edges are bubbling and the top is golden.
   Tip Letting the dish rest helps the layers set for cleaner serving.

The pie is ready when the edges are bubbling vigorously and the potato peaks have turned golden brown. The kitchen should smell savory and slightly sweet from the tomato base. The dish should feel firm when gently nudged, and the internal temperature of the meat should reach 165°F (74°C) before you remove it from the oven to rest.

Common mistakes

Avoid over-processing your mashed potatoes, as this can make them gluey rather than fluffy. Ensure you drain the cooked turkey well; excess fat or liquid can make the bottom of the pie soggy, preventing the flavors from concentrating.

Do not skip the resting time, as the dish needs these few minutes to firm up so that the layers remain distinct when you lift them out with a spatula. Finally, avoid crowding the dish too much, which can lead to uneven cooking and result in a mushy final texture.

How to tell it’s done

The dish is perfectly done when the tomato sauce is visibly bubbling around the edges of the baking dish, indicating that the filling is heated through. The mashed potato topping should appear firm and have developed light golden brown peaks across the surface.

Ensure the ground turkey has reached an internal temperature of 165°F (74°C) to guarantee it is fully cooked and safe to eat. Let the dish rest for 10 minutes to allow the layers to settle slightly, making it much easier to portion into neat, attractive squares.

• Poultry: 165°F (74°C) in the thickest part