In a salad bowl, mix 4Tbsp olive oil, 2Tbsp vinegar and a large pinch of salt and pepper to a vinaigrette. Halve, decore and roughly chop the romana lettuces. Halve the avocados, remove the pit and score the flesh crosswise. Use a spoon to scoop the avocado cubes out of the skin. Toss the salad and the avocado in the vinaigrette.
Zest and juice the limes. In a small bowl, whisk 4Tbsp mayonnaise, the sriracha, the sweet chili sauce, the lime zest and ½ of the lime juice into a sauce.
In an air fryer, bake the baguettes for 4–5min at 180°C until golden.
Drain the chickpeas in a sieve and pat dry with a paper towel. Heat 2Tbsp olive oil in a medium pan over high heat. Add the chickpeas and fry for ca. 3min., shaking the pan, until the chickpeas start to jump. Remove from the pan into a bowl and mix in the garlic and herb spice mix and ½tsp of salt. Keep the pan.
Rinse the shrimp in a sieve with cold water, then pat dry. Add 1Tbsp olive oil to the pan and let come to a medium-high heat. Fry the shrimps on each side for 1–2min. until they turn pink. Be careful to not overcook the shrimps. Season with the rest of the lime juice and a large pinch of salt.
Slice the bread. Top the salad with the chickpeas, shrimps and fried onions. Drizzle with the cocktail sauce and serve the salad with the bread.