Recipe: AggregateRating Shorthand

Name: Non-Alcoholic Piña Colada
Prep time: 1 min
Cook time: 2 min
Yield: 4 servings
Cuisine: American
Ingredients: 400ml of pineapple juice; 100ml cream of coconut; ice

Expected outcome:

One Recipe item detected
No critical errors (all required fields present)
Warnings about aggregateRating validation
Shorthand string format cannot be properly validated as AggregateRating