restaurant menu

hi all i need an app for my restaurant app should display 1-the menu 2-prices 3-calories 4-suggested add on like drinks/add notes to the chef--(like make it crazy hot spicy please) 5-add to order 6-enter details-name phone number-address 7-choose store 8-submit order i need it setup on a website so that i can login and edit my menu/prices etc backend system allows for implementation of a database of items, along with files that pull and create JSON data for each category, for the iPhone/ipad/android to dynamically read and display for each i have a system implemented at the moment and want someone to build on top