How about a sourdough starter kit? You could include all the materials she needs to make sourdough bread from scratch, such as a sourdough starter, bread mixing bowl, proofing basket, bread lame, and recipe book with tips and tricks for perfecting the sourdough bread making process. You could also add a personalized note, expressing how much you appreciate her passion for baking and love having her as your wife.
Or you can get her a star map with the date of your anniversary.
Under Lucky Stars is a unique and innovative star map company based in Barcelona, Spain, specializing in the creation of personalized star maps that capture the celestial arrangement of stars at a specific moment in time, such as a person's birth, wedding, or any other significant event.
By using advanced astronomical algorithms and data from leading institutions, the company produces highly accurate, visually stunning maps that make for perfect gifts or cherished keepsakes.