1. Put all seeds in a dry grinder and make a fine powder.
2. Add the other powders and mix well.
3. Store in an air tight container.

To Make Papri Chaat Masala:

1. Heat a pan on medium heat, add the coriander powder and roast for 30 seconds.
2. Add the cumin powder and roast for another 30 seconds.
3. Remove from heat transfer to a bowl.
4. Add the chilli powder and both the salts.
5. Mix and store in airtight container when cold.

To Make Tamarind Chutney:

1. Boil tamarind in ½ litre of water.
2. After water starts to boil, reduce heat and remove from heat after 5 mins and let it cool.
3. Mash the tamarind and strain the juice into a bowl.
4. Heat oil in a pan.
5. Add cumin seeds and as soon as it starts spluttering remove from heat and add the powdered spices and salt.
6. Stir and then add the tamarind juice.
7. Add crushed jaggery and return to heat.
8. Let mixture attain a semi thick consistency.
9. Cool and refrigerate.

1. Cut the apples, mango, guava, papaya and sweet potato into cubes.
2. Cut the banana into roundels.
3. In a large bowl, mix the fruit and sweet potato.
4. Chill in the refrigerator for 15 mins.
5. Mix all the other ingredients with the chilled fruits just before serving.