Paleo Instant Pot Saag (Whole30, Keto, Vegan Optional)

Name: Paleo Instant Pot Saag (Whole30, Keto, Vegan Optional)
Prep time: 5 min
Cook time: 20 min
Total time: 25 min
Cuisine: Indian
Ingredients: 2 tbsp ghee (or coconut oil for vegan); 6 garlic cloves (minced); 1 inch fresh ginger (minced); 1 serrano or jalapeño pepper (chopped (optional)); 1 medium onion (chopped); 4 tsp cumin; 2 tsp garam masala; 2 tsp turmeric; 2 tsp sea salt (plus more to taste); 1/2 tsp cayenne pepper (optional); 1 14-oz can of coconut cream; 2 lbs frozen spinach (2 16-packs); 2 tbsp apple cider vinegar