Cold Salmon Fillet Stuffed with Shrimp and Vegetables

Ingredients

• 1/2 cup (125 ml) mayonnaise
• 1/4 cup (60 ml) sour cream
• 2 tbsp fresh chives, finely chopped
• 1 tbsp fresh mint, finely chopped
• 1 lemon, zest finely grated
• 1/2 orange, juice only
• 2 tbsp butter, softened
• 2 cups (60 g) spinach, trimmed and chopped
• 1 lb (450 g) salmon fillet, skin removed
• 1/2 lb (250 g) sole fillet
• 1 tbsp (15 ml) lemon juice
• 6 oz (170 g) large shrimp, peeled, cooked and chopped
• 6 asparagus, trimmed, blanched and cooled