Delicious avocado and tuna spread for breakfast in 10 minutes! Better than guacamole

Ingredients:

1 avocado
5 oz (1 can) yellowfin tuna
2 eggs
1/2 cucumber
1/4 red onion
Cilantro
1/2 teaspoon Dijon mustard
1/4 teaspoon minced garlic
Salt
1 tablespoon mayonnaise
Sourdough bread