How to order two,three different items at a time?

I created a process to order a single item at a time. But I want to order different items at a time, how to do this?  
1 answers

At the moment your Domain Model has a *-to-1 relationship between Order and Item. You either want to make that a *-to* or create an extra entity e.g. OrderItem which for example also contains the amount of times you want to order an item.