Smoked mackerel & crunchy vegetables stuffed avocados

Ingredients

• 2 ripe avocados
• 150 g smoked mackerel
• 1/4 apple, cut into cubes
• 1/2 red onion, finely chopped
• 1/5 cucumber, cut into cubes
• 1/4 fennel, cut into cubes
• 2 tablespoons extra vierge olive oil
• juice from 1/2 lime
• 1/2 bunch of cilantro, chopped
• salt + black pepper
• 1 teaspoon dried chili flakes
• 3 tablespoons Greek yogurt
• 1 clove garlic, crushed and chopped
• 1 teaspoon lime zest
• 1 teaspoon lime juice
• 1 spring onion, finely chopped
• 1 thick slice of bread
• 1 tablespoon extra virgin olive oil