Easy Croissant Frankie Sandwich Recipe, A Fun Street-Food Fusion Snack

By Rajlakshmi

April 15, 2026

This croissant frankie sandwich is a unique mix of Mumbai’s popular street food, the filling of a frankie and the flakiness of a croissant! Try this recipe today.

Ingredients

1 beetroot, finely chopped 1 carrot, finely chopped 1 potato, boiled and mashed 1 onion, finely chopped Coriander leaves, finely chopped Cheese slices, as needed ½ tsp chaat masala ½ tsp amchur powder Breadcrumbs, as needed Mustard sauce, as needed Green chutney, as needed Butter croissants

Step 1

Heat the butter in a pan over medium heat. Sauté finely chopped onion till tender and lightly golden.

Step 2

Stir in finely chopped beets and carrots. Sauté for 2-3 minutes, till somewhat tender but lively.

Step 3

Add boiling mashed potatoes and mix thoroughly to combine the vegetables into a thick filling. Coat in breadcrumbs and fry.

Step 4

In a bowl, add more chopped onions, chaat masala and amchur powder. Mix it well and keep aside.

Step 5

Toast the butter croissant with cheese after cutting it into equal halves. Remove from oven. Add mustard sauce and green chutney.

Step 6

Gently press the frankie patty onto the croissant and spread. Top with onion mix. Add the other part of the croissant. Serve!