When it comes to substituting 2-Row Pale malt in a recipe, I would personally recommend using Pilsner malt as a 1:1 replacement. Pilsner malt is a light-colored base malt that can provide a similar flavor profile and characteristics as 2-Row Pale malt.
I find that Pilsner malt is a versatile option that can work well in a variety of beer styles. It has a slightly sweet and clean taste, with a light grainy character that adds depth to the beer. Pilsner malt also has a high enzymatic power, which makes it ideal for mashing and converting starches into fermentable sugars.
One of the reasons I prefer using Pilsner malt as a substitute is because it offers a more interesting flavor profile compared to 2-Row Pale malt. While 2-Row Pale malt can sometimes be a bit dull in terms of taste, Pilsner malt adds a pleasant complexity to the beer, with subtle notes of honey or biscuit.
In my personal brewing experience, I have successfully replaced 2-Row Pale malt with Pilsner malt in various recipes, including pale ales, IPAs, and lagers. The resulting beers turned out well, with a clean and crisp flavor profile that was well-balanced. I didn't notice any significant differences in terms of color or aroma, and the beer still had a nice malt backbone.
When substituting 2-Row Pale malt with Pilsner malt, it is important to consider the potential impact on the final beer. Pilsner malt tends to have a slightly higher diastatic power, which means it can potentially result in a more fermentable wort. This may impact the beer's body and final gravity, so it's important to adjust your recipe accordingly if necessary.
If you find yourself in a situation where you don't have 2-Row Pale malt on hand, I would confidently recommend using Pilsner malt as a substitute. Its similar characteristics and flavor profile make it a suitable replacement, and it can add a pleasant complexity to your beer. Give it a try and see how it works for you in your next brewing adventure!