Ingredients: Raw Green Mangoes - 6 Cups Mustard Seeds Powder - 1 Cup Salt - 1 Cup Red Chilli Powder -1 Cup Turmeric Powder- 1 tbsp Fenugreek Seeds - 1 tbsp Garlic Pods - 1/2 Cup Sesame Oil - 2 CupsMethod; First wash the raw mangoes, well and wipe it nicely with a colth and let it dry for a minute. Meanwhile we can prepare the mustard powder and fenugreek powder, to make this powders we have dry roast the mustard and fenugreek seprately and grind them into fine powders. Now slice the mango into 2 inch slices and measure. Add this slices into a large bowl. Now take the oil in a bowl and add the turmeric powder to the oil and mix well, later dip the mango slices into this oil mixture(by doing this the pickle will not spoil and it will stay for longer period). When ur done dipping the mango slices in the oil, now add chiili powder, salt,mustard powder, fenugreek powder and mix all together nicely later add the crushed garlic and remaining seasame oil and keep this aside remember not to use any wet containers or wet hands while making this pickle. After mixing all the ingredients set this pickle aside covered in a safe place and let it marniate the pickle for 3 to four day so that the spice mixtures is well mixed with the mango slices. After 3-4 days mix the pickle nicely and taste it and check weather salt is correct or not if u feel its less add some more to it(If salt is not enough the pickle will get spoiled very soon so we should see that the salt is perfect in this pickle. Now store the pickle in a air tight glass jars or procliam container and store them. This pickle can be preserved for more than a year.