This can be done via the Business Dashboard using the Menu Editor under Online Ordering
Follow the steps given below:
1. Select Menu Editor under Online Ordering on the dashboard navigation list.
2. Find the Item you want to manage the pricing based on order types for by picking them from their relevant Category / Sub Category and select the same.
3. On selecting the Item, you will see the Item Details tab for the same, scroll down to Advanced Settings.
4. Click on Advanced Settings and scroll down to Review Pricing and define the base price you want to set for each order type.
5. Once you've made the edits click Save.