The Explorandum

 A classic red wine reduction is a refined sauce noted for depth, gloss, and aroma, complementing steak, lamb, and vegetables. If a red wine reduction tastes sour, this is common and not a mistake. The following sections explain the reasons for this sourness and outline strategies to achieve a balanced sauce. The Science Underlying Sourness in Red Wine Reduction Red wine's tartaric, malic, and lactic acids provide freshness and structure . Simmering wine concentrates all its components, including flavors, sugars, tannins, and acids. A pure red wine reduction without stock or butter may taste sharp. This outcome is a natural consequence of the underlying chemistry. Approaches to Achieving Flavor Balance: The Flavor. An exemplary sauce achieves both intensity and balance. The following methods address excessive sourness or tannins in a reduction: Incorporate Stock or Demi-Glace Add high-quality beef, veal, or vegetable stock during the reduction process. This addition inc...

When I first approached River Flows in You by Yiruma, my goal extended beyond simply playing the notes. I sought to understand the underlying reasons for its distinctive sound and to explore why this seemingly simple pattern of tones evokes such strong emotion and fluidity. To deepen my understanding, I began to ask myself a series of analytical questions. What key is the piece actually in? Initially, I assumed the piece was in A major, as it begins and ends on A and the key signature contains three sharps. However, upon closer examination, I noticed that the opening bass note is F♯ rather than A. This observation suggests that the piece may begin on the relative minor, F♯ minor, of A major. This accounts for the initial soft and melancholic character, despite the overall context of the brighter A major key . What are these repeating notes in the melody — A, G♯, A, G♯…? This subtle melodic movement captured my attention. Although it is a simple motif, it generates significant emotiona...

Should pork tenderloin be slightly undercooked during sous vide if it will be seared afterward? Sous vide cooking enables precise control over doneness, resulting in consistently juicy and evenly cooked pork tenderloin. A common question arises: If searing will follow sous vide, should a lower sous vide temperature be used than the final desired doneness? In short, a slight reduction in sous vide temperature is recommended. The following explains the rationale and method for achieving optimal pork tenderloin results. Why You Should Undercook Before Searing Searing following sous vide exposes the meat’s surface to temperatures exceeding 200°C (400°F). Even a brief searing period increases the core temperature of the meat. Carryover heat may elevate a medium-rare steak to medium, or transform a juicy, pink pork tenderloin into a fully cooked and drier product. Extent of Temperature Increase During Searing The increase in core temperature depe...