Add potatoes to a covered microwave dish and cook on high in microwave for about 8 minutes or until just tender.
Remove from dish and roughly cut potatoes into bite sized pieces. Set aside.
Heat 2 tbsp Olive Oil in a large frying pan over medium high heat.
Add chicken and cook until browned. Cook in batches if required. Remove from pan and set aside.
Add chorizo, onion & potatoes to pan and cook for about 10 minutes or until chorizo and potatoes are golden. Add additional olive oil if required.
Return chicken to pan, stir to mix through and cook for an additional 5 minutes or until chicken is heated through.
Roughly chop half the oregano leaves and add to the pan and stir to mix through, then remove from heat.
Sprinkle the remaining oregano leaves over the chicken & potatoes and serve with romesco sauce.
Romesco Sauce
In a large food processor, add whole roasted peppers, flaked almonds, garlic, tomato paste, smoked paprika and chilli flakes. Process until well combined and a smooth mixture is produced.
With processor motor running, gradually add 1/4 cup olive oil and continue processing until well combined.
Remove from processor into a bowl and serve with chicken and potatoes.