Bánh mì cua, món khai vị nhanh, dể,ngon cho tiệc Christmas

Bread and crab meat , quick easy,delicious appetizers for Christmas party
1/2 lb Crabs meat, 250g thịt cua
2 eggs yolk , 2 lòng đỏ
French bread 🥖 ( 20’)
1/4 cup green pepper
1/4 cup red pepper
1/4 sweet onion
3 tpsp mayonnaise
3 tbsp butter ( salt or unsalted)
1 tsp mustard
Option
Pinch salt and white pepper,