In a small bowl, make the spice mixture by combining the cumin, smoked paprika, garlic powder, chili powder, and salt, stirring to combine. Set aside.
Set a 6-quart Instant Pot to sauté for 15 minutes. Allow to pre-heat for 5 minutes.
When heated, add the olive oil and the turkey, sprinkling with half the spice mixture. Stir, breaking the ground turkey apart with a wooden spoon
Allow the turkey to brown on one side, about 4-5 minutes, then stir to flip the turkey and cook and additional 3-4 minutes until browned and cooked through
Add the remaining spice mixture and chicken stock stirring, to combine
Add the tomato paste to the top of the turkey mixture. Do not stir.
Cover and cook on high pressure for 10 minutes. Your instant pot may take up to 10-20 minutes to come to pressure. When done cooking, quick release the pressure
Stir the turkey mixture until well combined. Serve in warm tortillas with preferred toppings if desired