Take the crumbled khoya in a pan and heat for a minute.
Add milk and sugar and mix well.
Let the sugar dissolves completely.
Keep stirring over a medium-low flame until the mixture thickens and leaves the sides of the pan.
Add cocoa powder and mix until combined.
Remove from the flame and let it cool down.
When the mixture warm enough to handle, knead it into a smooth dough. Grease your hand with little ghee if needed.
Divide the mixture into equal-sized balls.
Shape them into flat discs and press lightly chopped almonds in the center.
Notes
Do not over-cook the peda mixture.You can also use pistachios or cashews instead of almonds.They stay good for 2 days at room temperature and for a week in the refrigerator.