Preheat oven at 180C for 15 minutes. We will get the dough ready in those 15 minutes.
Take soft butter in a mixing bowl. Add powdered sugar and vanilla pith to it. Beat well and cream the butter-sugar. beat very well until the mixture is very creamy and light.
Sieve together flour and baking powder. Add to the butter-sugar. Add custard powder and mix well.
Add chocolate chips and fold gently. knead gently.
Using a table spoon as measure, scoop out balls and arrange in a cookie sheet. Press gently an make design with a fork.
Bake in the preheated oven for 12-15 minutes. Cool thoroughly and store in an airtight container. Serve custard cookies with tea or coffee.
Notes
1. Do not use oil in place of butter 2. Choco chips are optional 3. You can use maida instead of wheat flour