"strong flavour" is correct and usable in written English.
You can use it to describe the intensity of a taste or aroma. For example, "The chili sauce had a strong flavour that made my mouth fill with heat."
The characteristic strong flavour can be reduced by processing.
"It's really full of tannins, a really strong flavour".
'Wight Cristo' is reliable and has a strong flavour.
Eating quality: More developed, firmer flesh and a strong flavour.
Ale, fermented malt beverage, full-bodied and somewhat bitter, with strong flavour and aroma of hops.
Their upbringing was unusual, with a strong flavour of 1960s Chelsea bohemia transplanted to the country.
"Liver is quite a strong flavour so you don't want too much of that.
It's important the sage has a strong flavour: you can usually tell this by smell.
There was nothing wrong with it, but it didn't have a very strong flavour".
These are important qualities to Shearsmith, which isn't surprising, given the League of Gentlemen's strong flavour.
She needs a role where you get a strong flavour of who she is".
