Hi everybody . For my daughter birthday my menu is(for 14 elders and 6 kids) roti 50 aloo matar curry. veg biryani( 2kg) curd rice 1kg ice cream. I want to prepare 50 rotis for my daughter birthday .I can prepare 4 hours before party.I want to re heat them in foil pan 5 minutes before eating.is it correct way? and one more question 7.5 liter pressure cooker how many kg biryani can I cook( please give me idea about vegetables and rice portions). I want re curd rice with pomegranate seeds . I want to prepare this rice in morning and keep it fridge.is it okay or any change in rice?