Preparation

• 1 Sauteé the onion in olive oil until soft. Add the garlic, potato, and cod, and cook until the completely mixed through.2 Slowly add the milk and cream, be careful not to burn, keep the heat low.3 The mixture should look like mashed potatoes.4 Cool slightly (about 10 minutes at room temperature). Puree the mixture in a food processor until smooth.5 It should increase in volume. Add in mustard and truffle oil. Salt and pepper to taste.6 Serve hot or cold using the olive as garnish.7 Fill the tarts and reheat in the oven or chill and spread on a crouton.
• Source: Idaho Potato Commission