As this only works on certain websites, that implies you're not pulling from something consistent e.g. structured data, which the vast majority of popular / vis

As this only works on certain websites, that implies you're not pulling from something consistent e.g. structured data, which the vast majority of popular / visible websites should use e.g. https://search.google.com/structured-data/testing-tool/u/0/#url=https%3A%2F%2Fwww.everydayhealthyrecipes.com%2Fauthentic-polish-bigos-stew-recipe%2F https://search.google.com/structured-data/testing-tool/u/0/#... out of interest, did you try using structured data to scale the tool?