Trout grain bowl

Ingredients

• 3 tbsp olive oil
• 1 tbsp lemon juice
• 2 tsp grainy mustard
• 1 tsp honey
• 1/4 tsp salt
• 3 cups reserved cooked farro , from roasted trout (recipe link below)
• 1/2 fennel bulb , thinly sliced (about 2 cups)
• 1/2 cup fresh parsley , coarsely chopped
• 2 reserved trout fillets , from roasted trout (recipe link below), flaked
• 1/2 cup chopped walnuts , toasted