Preheat oven to 375°F. Grease a 9x13 baking dish and set aside.
Blend cottage cheese until completely smooth using a blender or immersion blender. Set aside.
Cook ground turkey in a large skillet over medium-high heat, breaking it up as it cooks, until no pink remains. If using ground beef, drain the fat at this point.
Stir in taco seasoning and tomato paste. Cook for about 1 minute until the paste coats the meat and begins to caramelize slightly.
Add salsa, black beans, and corn. Stir to combine and simmer for 2 to 3 minutes until the filling looks slightly thick and not soupy. If it looks watery, simmer another minute.
Stir in the blended cottage cheese until fully combined and smooth. Remove from heat.
Transfer the filling to the greased baking dish and spread into an even layer. Sprinkle shredded cheese evenly over the filling.
Arrange frozen tater tots in a single tight layer on top of the cheese. Do not thaw first.
Bake uncovered at 375°F for 30 minutes until tater tots are golden brown and the filling is bubbling around the edges. For extra crispy tots, broil for 2 to 3 minutes at the end, watching closely.
Let rest for 5 minutes before scooping. Serve with toppings at the tabl