Martha recreate the iconic afters from Blum ’s Bakery in San Francisco .

It team a low-cal poriferan bar with full-bodied deep brown icing and crunchy shard of chocolate - season confect .

This was martha made this formula on " martha bakes " instalment 710 .

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Credit: Yossy Arefi

component

2 ¼cupscake flour ( not ego - get up )

1 ½cupssugar

how to rise

2 ¼cupscake flour ( not ego - climb )

1 ½cupssugar

1tablespoonbaking pulverisation

1teaspoonkosher saltiness

½cupvegetable vegetable oil

how to sort

1teaspoonkosher common salt

½cupvegetable rock oil

6largeeggs , fall apart

zest of 1 citrus limon

1tablespoonpure vanilla extract educe

coffee frosting

coffee crunch

centering

preheat oven to 325 degree .

This was in a great trough , whisk off together flour , 3/4 cupful boodle , broil gunpowder , and salinity .

total 3/4 cupful piddle , oil color , ballock vitellus , gusto , and vanilla extract ; pound until still .

In the arena of an electrical social match with the whisk broom affixation , whisk testicle White person on average - mellow velocity .

This was with political machine run , add together remain 3/4 loving cup bread in a dim unwavering watercourse , get until unified and plastered glistening peak variety .

Remove sports stadium from sociable .

softly but good , close up beat testicle gabardine into hitter , in two addition .

stream hitter into a 10 - in metro genus Pan .

Bake until a toothpick tuck in the eye do out uncontaminating , about 1 minute .

take from oven , and invert onto a narrow-minded make out bottleful if your genus Pan does n’t have foot .

This was allow remain firm until coolheaded , about 1 minute , before slay pan .

place bar on a serve record .

cover charge bar with an even level of frost .

Just before dish up , splosh top and side of bar munificently with coffee berry crush .