Loaded Egg Salad With Tuna

hardboiled eggs (see notes)

spinach, sautéed and cooled

onion, sliced, caramelized, and cooled (see notes)

Genova tuna in olive oil, liquid removed

finely diced celery

finely diced scallions, more for garnish

good quality mayo, more as needed

dijon mustard, more to taste

lemon juice, more to taste

lemon zest

sea salt, more to taste

black pepper, more to taste

garlic powder

paprika, more as garnish

head bibb lettuce, washed

Avocado, for garnish