Crab Chutney(କଙ୍କଡା ଛେଚା )-How to prepare in home(Full recipe)

Ingredients
1 pcs Crab
1 Onion
2-4 Gralic
2 Green Chilli  
2 tsp Mustard Oil
Salt as Required

Clay oven

Preparation
To burn crab on Fire,you required a clay oven .
Prepare the fire on oven,Then put the crab on Oven.
After crab burn take crab from the oven.
Then smashed the crab take the meat and throw the outer covering of crab.
After that make a Mixture/Paste of Onion,garlic and green chilli.
Then add this paste,mustard oil and salt in the smashed crab and mix it well.
Your Crab chutney is ready.