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.
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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.
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3. On selecting the Item, you will see the Item Details tab for the same, scroll down to Advanced Settings.
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4. Click on Advanced Settings and scroll down to Review Pricing and define the base price you want to set for each order type.
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5. Once you've made the edits click Save.