Preheat oven to 375℉. Line a baking sheet with parchment paper.: You will sense the warmth building in your kitchen as the oven reaches temperature, and the parchment will prevent sticking while promoting even browning. This step matters because a properly preheated oven yields a consistent golden crust, instead of pale, undercooked outsides. A common mistake is not waiting for the oven to fully preheat, which leads to uneven texture and longer cook times. Also ensure the parchment lies flat so heat circulates evenly under each patty.
Mix all ingredients for the crab cakes in a bowl. Shape into patties and place on prepared baking sheet. You should get at least 10 crab cakes. Bake for about 15 minutes or until golden.: As you combine the crab meat , crushed crackers , chopped red bell pepper , chopped green onions , mayonnaise , lemon juice , all purpose flour , egg , and seasoning, notice the mixture come together into a cohesive, slightly tacky mass. The aroma of lemon and seafood will be subtle but inviting, and the texture should be moist yet manageable. This technique matters because gentle mixing preserves the flake of the crab meat , keeping the cakes light. Avoid overmixing, which can make the patties dense and gummy; fold ingredients gently until just combined.
To make coleslaw, mix all coleslaw ingredients in a bowl and set in the fridge until crab cakes are done.: When shaping, form small, even patties that fit your slider buns . Feel for gentle firmness, not rock solid compression, and place each on the parchment with space to brown. Even sizing ensures uniform baking and a consistent texture. If patties are uneven, some will finish before others, creating a mismatch in color and moisture. A helpful tip is to use a small scoop for uniformity.
To assemble start with bottom slider bun, top with tomato, a bit of the blue cheese, crab cake, coleslaw, baby arugula and top bun. Repeat with remaining ingredients.: During baking you will notice a light scent of seafood and citrus rise, and the tops will turn a warm, golden hue. The edges should feel set and slightly firm to the touch while the center remains tender. Baking rather than pan frying keeps the interior delicate and prevents excess oiliness. A typical error is opening the oven frequently, which lets heat escape and extends cook time; resist peeking until near the end of the window.
To make coleslaw, mix all coleslaw ingredients in a bowl and set in the fridge until crab cakes are done.: Toss shredded cabbage with buttermilk , lemon juice , mayonnaise , and seasoning until every shred is lightly coated, then chill. The slaw should taste bright and slightly tangy, with a cool crunch that contrasts the warm cakes. Chilling helps the flavors meld and keeps the texture crisp. Avoid overdressing the cabbage; too much liquid will make the slaw limp and the slider soggy.
To assemble start with bottom slider bun, top with tomato, a bit of the blue cheese, crab cake, coleslaw, baby arugula and top bun.: Assemble while the cakes are still slightly warm for the best melding of flavors, placing a thin slice of tomato directly on the bun to create a barrier that prevents sogginess. Sprinkle the blue cheese sparingly so it underscores the flavor profile without overwhelming the crab meat . The contrast of warm cake and cool slaw is key to the slider experience. One common misstep is stacking too many toppings, making the slider hard to handle; keep the layers balanced for clean bites.