This is the 13946th most frequent German word.
frischesten
"Frischesten" means "freshest" in English.
The word "frischesten" is the superlative form of "frisch" (fresh) and is used as an adjective describing the noun "Brötchen" (bread rolls).
Die Bäckerei verkauft die frischesten Brötchen in der Stadt.
The bakery sells the freshest bread rolls in the city.
Here, "frischesten" highlights the superlative quality of the adjective "fresh" concerning "Blumen" (flowers).
Diese Blumen sind die frischesten, die ich je gesehen habe.
These flowers are the freshest I have ever seen.
In this context, "frischesten" describes the noun "Zutaten" (ingredients) in its highest comparative sense, emphasizing quality.