Recipe of Butter Scotch Ice Cream:

Ingredients:

Milk - 400 ml
Sugar - 60 grams
Egg yolk - 2 eggs
Lemon - Few Drops
Yellow Colour
Fresh Cream - 150 grams
Gelatin Powder - 3/4 tsp

Method: 

Beat egg yolk and sugar together. Add Lukewarm milk and put on double boiler. Take care that the water of double boiler should not boil. Stir the mixture occasionally and cook till thick and coat back of the spoon. Remove from heat and cool completely. In the mean time soak gelatin in water and after 5 minutes melt on hot water. Add it to milk mixture. Ass colour and essence. Lightly whip the cream on ice and mix with milk mixture. Beat this mixture on ice for 3-4 minutes continuously. Pour in ice0cream container and keep in freezer. When it is half done take it out and beat it for 1 minute . Refreeze it. Again when half done take out, add butter scotch pieces and mix well. Freeze it till done.

Butter Scotch: Take one cup brown sugar and put in heavy pan. Add 1/4 cup of butter, 1-2 tsp of water or milk and 1 tbsp of white vinegar. Stir and cook on high heat till sugar is dissolved. Add 3tbsp chopped cashew nuts. Cook further on high heat till a drop of cold water hardens when dropped in. Put this mixture in a lightly greased tray to set. Cut in square before it sets. For ice cream crush roughly and mix in half done ice cream.