Smoked Paprika (Best Option)
1/4 teaspoon per 1 teaspoon of vanilla extractSmoked paprika works because it imparts a smoky aroma and a mild sweetness that complements the meat's natural umami. The phenolic compounds in smoked paprika enhance the perception of savory flavors, making it a suitable replacement for vanilla extract's subtle sweetness in this context.
For best results, use a small amount to avoid overpowering the burger. Mix it evenly into the meat to distribute the flavor uniformly. Avoid using too much, as it can make the burger taste smoky rather than balanced.
Compared to vanilla extract, smoked paprika shifts the flavor profile from sweet aromatic to smoky savory, which is more appropriate for burgers and enhances the overall taste experience.