Gabriela Cámara's tuna tostadas recipe

Ingredients

• 200 g sashimi-grade tuna
• 94 ml soy sauce
• 32 ml orange juice
• 25 g leeks
• 250 ml vegetable oil
• 37 g mayonaise
• 8 g chipotle chile, chopped
• 1/2 tbsp chives
• 1 packet of store-bought tostadas
• 40 g sliced avocado, to serve
• 1 lime, cut into wedges
• 7.1 oz sashimi-grade tuna
• 3.3 fl oz soy sauce
• 1.1 fl oz orange juice
• 0.9 oz leeks
• 8.8 fl oz vegetable oil
• 1.3 oz mayonaise
• 0.3 oz chipotle chile, chopped
• 1.4 oz sliced avocado, to serve
• 0.4 cup soy sauce
• 0.1 cup orange juice
• 1.1 cups vegetable oil