Peel persimmon, dice & puree in a cup processor. Place persimmon, sugar & lemon juice in a small saucepan. Cook over a medium high heat, stirring constantly for about 5-8 minutes until mixture becomes sticky & jam like. Set aside to cool.
Adzuki Bean Cookies
Place the oats in the bowl of a food processor & pulse until it resembles coarse flour. Add flour, baking soda, cinnamon & salt & process until combined. Transfer to a large bowl.
Place the bean paste in another bowl along with the butter, 1/2 cup sugar, egg yolk & vanilla. Mix with an electric hand mixer until combined, scraping down sides of bowl.
Pour bean mixture into the oat mixture & stir by hand until almost combined; add the nuts & flaxseed & stir until just blended.
Preheat oven to 350 F. Line a baking sheet with parchment paper.
Place egg white in a small dish. Combine 1/4 cup each of ground flaxseed & brown sugar in a shallow dish. Roll slightly rounded Tbsp of dough into balls. Dip one ball at a time into egg white & then in the sugar mixture. Place 2-inches apart on prepared baking sheet. Press your thumb or index finger into the middle of each cookie. Divide persimmon compote between cookies filling each indentation.
Bake for about 16 minutes until set. Transfer to a wire rack to cool. Yield is about 32 cookies depending on the size you prefer to make them.
Persimmon Oatmeal Cookies
Place the oats in the bowl of a food processor & pulse until it resembles coarse flour. Add flour, 5-spice, baking powder, salt & ground flaxseeds & process until combined. Transfer to a large bowl.
Peel persimmon, dice & puree in a cup processor. In a separate bowl, place the persimmon puree, sugar, oil & vanilla & mix until smooth.
Pour the wet ingredients into the dry ingredients, mixing with a wide spatula just until batter begins to come together, being careful not to overwork it. Add walnuts, folding to distribute them evenly throughout.
Preheat oven to 350 F. Line a baking sheet with parchment paper.
Using a small cookie scoop, scoop out cookie dough onto prepared cookie sheet. Make a well or thumbprint shaped indent in the center of each ball of dough. Divide reserved adzuki bean paste between cookies filling each indentation.
Bake for 11-12 minutes. Don’t overbake. Transfer to a wire rack to cool. Yield is about 30 cookies depending on the size you prefer to make them.