Any advice? Why does this keep happening?

If you've ever tried to make a protein shake only to find it tastes like a margarita, you're not alone. This strange mix-up often comes down to a few common mistakes that can easily be corrected. One key factor is the equipment you use. If you're using a blender previously used for cocktails, residual flavors from margarita ingredients like lime juice or tequila could linger and affect your shake's taste. To avoid this, always thoroughly clean your blender immediately after making margaritas or any other strong-flavored drinks. Running it with warm water and a drop of dish soap, then rinsing well, can prevent cross-contamination. Another cause could be your choice of ingredients. Some protein powders have natural citrus flavors or additives that might remind you of margaritas, especially when mixed with certain fruits like lemon or lime. Try switching to unflavored or neutral protein powders to see if that helps. Additionally, double-check any supplements or mix-ins you add. For example, flavored syrups or extracts (like lime or tequila-flavored ones) can unintentionally turn your shake into something more cocktail-like. From personal experience, I found that switching to a dedicated shaker bottle—used only for protein shakes—reduced flavor contamination. Also, adding ice or fruit like bananas rather than citrus fruits helps keep the taste more traditional and avoids the margarita vibe. In summary, keeping your equipment clean, choosing ingredients carefully, and using separate tools can solve this quirky problem. Enjoy your nutritious protein shake without the margarita twist!