Disable Today from Delivery or Pickup Option on Checkout 1
The below article is for WooFood , Food Ordering Plugin for WordPress and WooCommerce. If you don't already have it . Please take a look on the product page

The following code snippets will disable Today option from Delivery or Pickup date options

For Pickup

add_filter('woofood_enable_today_date_pickup', function() {
	
	
	return false;
});

For Delivery

add_filter('woofood_enable_today_date_delivery', function() {
	
	
	return false;
});

Copy and paste the following snippets under your functions.php on your child theme .

The above article is for WooFood Food Delivery Plugin for WooCommerce