Instant Pot Chicken Paprikash Stew

Name: Instant Pot Chicken Paprikash Stew
Prep time: 10 min
Cook time: 25 min
Total time: 35 min
Cuisine: European, Eastern European
Ingredients: 1 onion (medium, diced); 1 tablespoon butter (or dairy-free alternative); 1 tablespoon olive oil; 1 teaspoon salt (use a little less if the stock is salty); 1.3 lb diced chicken (600 g, mix of breast and thigh meat is perfect but you can use either); 3 tablespoons paprika powder (mild or sweet); 2 cloves garlic (large, finely diced); 1.5 cups chicken stock; 1 tablespoon tomato paste; 2 tbsp sour cream (or crème fraîche, heaped tablespoons ); 1/2 cup frozen peas (thawed out in warm water); 1 teaspoon arrowroot flour (or cornstarch); 2 cucumbers (medium, sliced thinly); 2 tablespoons dill (finely chopped ); 2 tablespoons sour cream (or crème fraîche); Generous pinch of salt; Extra sour cream to serve with if you wish