The Best Tuna Appetizer Miso Tuna Tartine

SERVINGS: 3 TO 4
PREP: 15 MINUTES
COOK: 5 MINUTES

Ingredients
1 medium sushi grade ahi tuna steak, cubed
2 tablespoons miso paste, plus more as needed
A dollop of mayo
1/4 teaspoon cayenne
Lemon zest
Lemon juice, to taste
3 sourdough bread slices, cut into bite-sized squares
2 to 3 ripe avocados
Extra-virgin olive oil
Salt, if needed
Optional toppings such as capers, pickled ginger, serrano peppers, cilantro or parsley and olive oil

Instructions
Combine the miso, a drizzle of lemon juice, mayo, cayenne and a glug of olive oil. Whisk until smooth. Add the cubed tuna, taste and season more as needed.
Fry each bread square on each side, in olive oil, for 1 1/2 to 2 minutes, until golden brown.
Slice each avocado in half and remove the pit. Thinly slice the avocado, then flatten with your palm mentioning the same shape. Slice bread-sized squares of avocado using a knife. Place the avocado squares on the bite-size bread squares.
Top each avocado with the miso tuna. Additionally, top with capers, a drizzle of olive oil, black pepper, cilantro or parsley, lemon zest, serrano peppers and pickled ginger, or any other toppings of choice.
Serve right away