That first hiss from the cooker tells you something good is happening. You feel that little flutter of excitement when the sealing ring seals tight and that float valve pops up. It’s kinda like the cooker whispering that deliciousness is on its way.

You catch the scent starting to fill the air too. The rich smell of cocoa and vanilla mixing together is dang good. It’s a warm welcome that makes you wanna stay close and watch.
Then you remember the quick release trick you gotta do when it’s done. That moment when you crack open the lid, steam spilling out, and you see the cake, all tender and perfectly cooked. It’s real satisfying, and you want everyone to taste it asap.
Why This Recipe Works Every Single Time
- The brown sugar and black cocoa make a deep, rich flavor you don’t get in regular chocolate cakes.
- Using buttermilk keeps the cake moist and gives it a tender pull that melts in your mouth.
- The mix of baking powder and bicarbonate of soda helps the cake rise evenly in the pressure cooker.
- The hot coffee or water boosts the chocolate notes and makes the crumb extra soft.
- The sealing ring and float valve do their part so the pressure stays steady for perfect baking.
- Quick release at the end prevents overcooking, keeping the cake from drying out.
Your Simple Ingredient Checklist
- Brown sugar (1.5 cups packed) – gives great caramel-like sweetness.
- Cake flour (1 ¾ cups) – lighter than regular flour for tender crumb.
- Black cocoa (1 cup plus extra for frosting) – super dark cocoa flavor that makes the cake black velvet.
- Bicarbonate of soda (2 teaspoons) – helps with lifting the cake nice and fluffy.
- Baking powder (1 teaspoon) – pairs with soda for even rise.
- Eggs (2, at room temp) – binds the batter and adds richness.
- Buttermilk (1 cup) – adds moisture and a slight tang that balances flavors.
- Hot water or coffee (1 cup) – enhances cocoa notes in the batter.
- Neutral oil like grapeseed or rice bran (½ cup) – keeps cake moist without overpowering taste.
Don’t forget vanilla extract to bring all the flavors together. And for the frosting, you’re gonna use butter, caster sugar, water, more black cocoa, vanilla plus some chopped dark chocolate to make it rich and creamy. The cherries, blackberries, and colorful sprinkles are your fun decorations.
How It All Comes Together Step by Step
Step 1 is preheating your pressure cooker or oven part; if you got a pressure cooker with a slow cook setting you can set it to 160°C fan forced equivalent. If not, you can bake cakes in oven but today we talk pressure cooker.
Step 2 grab two 8-inch pans. Grease ‘em and line with parchment so your cake won’t stick and clean-up is easy.
Step 3 sift the brown sugar, cake flour, black cocoa, bicarbonate of soda, and baking powder together in a big bowl. It’s important to get it smooth and aerated so your cake’s texture comes out just right.

Step 4 mix eggs, buttermilk, hot water or coffee, oil, and vanilla extract in another bowl until it’s blended well. This is your wet ingredients stage.
Step 5 slowly pour the wet into the dry ingredients. Stir gently but don’t overwork it, you want smooth batter but not tough cake.
Step 6 divide your batter evenly in the pans, then place them carefully into the pressure cooker on a trivet with some water underneath to stop direct heat burning. Close lid, set sealing ring and lock.
Step 7 cook on high pressure for about 30-35 minutes with float valve up. When it beeps, do a slow release for 10 minutes before quick releasing the rest of pressure. Open lid and check with skewer for tender pull. Cool your cakes and get ready for frosting.
Quick Tricks That Save Your Time
- Use room temp eggs and buttermilk so your batter mixes smoother, no lumps.
- Pre-measure and sift all dry ingredients the night before to speed up baking day.
- Wrap your pans in foil before putting them in the cooker to prevent water dripping in, it works real good.
- Set your sealing ring right, watch that float valve to make sure pressure builds properly early on.
- After cooking, quick release steam gently but don’t rush, so cake stays moist and soft.
That First Bite Moment
When you take the first slice, you notice the cake is super moist with that deep black color that feels kinda fancy but still homely. The texture has this tender pull, soft but firm enough to hold together.
The frosting melts slowly on your tongue, rich with that bittersweet dark chocolate and black cocoa combo. The chopped chocolate bits inside the frosting surprise you with little bursts of silky richness.
You catch subtle hints from the vanilla and the fruit decorating the top adds freshness and a little zing that cuts through the richness. It’s dang good, and you gotta savor it slow.

How to Store This for Later
Leftover cake? Wrap it tight in plastic wrap and keep it in the fridge so it stays fresh for 3-4 days. Make sure it’s covered well so it don’t dry out.
You can also freeze slices individually wrapped in foil then into a zip bag. Just thaw on the counter for a couple hours when you’re ready to eat.
If you wanna keep your frosting fresh, store it separately in an airtight container and spread it on right before serving.
Got some unexpected guests? Warm a slice a bit in the microwave with a dab of butter and dang, it feels like freshly baked all over again.
Common Questions and Real Answers
- Can I use regular cocoa powder instead of black cocoa? Yes but black cocoa gives the cake that unique black velvet look and richer taste. Regular cocoa is lighter in color and flavor.
- What if my pressure cooker doesn’t have a baking setting? Just use the slow release mode or set it on high pressure with careful timing. Watch the float valve to keep pressure good.
- Why do I need both bicarbonate of soda and baking powder? They work together to make the cake rise just right. Baking powder has acids built in; soda needs acid from buttermilk to react.
- Is it okay to use coffee instead of hot water? Totally! Coffee amps up the chocolate flavor without overpowering the cake.
- How can I tell when the cake is done in the cooker? Use a skewer to check for tender pull. If it comes out clean, your cake is ready. Also watch the float valve drop after quick release step.
- Can I swap oil for butter in the recipe? Oil keeps the cake moist longer. Butter changes texture a bit, so you can try it but results may vary.
For more inspiration, see our Pressure Cooker Cannoli Cheesecake Bars Recipe, Christmas Cheesecake Recipe, and Chocolade Lasagna Recipe for other delectable treats completing your baking adventures.

Black Velvet CakeLorraine Elliott with Your Pressure Cooker
Equipment
- 1 Mixing bowl Large
- 1 Whisk
- 2 8-inch round pans greased and lined
- 1 Pressure cooker
Ingredients
Ingredients
- 1.5 cups Brown sugar packed
- 1 ¾ cups Cake flour
- 1 cup Black cocoa plus extra for frosting
- 2 teaspoons Bicarbonate of soda
- 1 teaspoon Baking powder
- 2 Eggs room temperature
- 1 cup Buttermilk
- 1 cup Hot water or coffee
- ½ cup Neutral oil like grapeseed or rice bran
- 2 teaspoons Vanilla extract
- 100 g Dark chocolate finely chopped
- 375 g Butter room temperature
- 190 g Caster sugar
- 115 ml Water room temperature
- ¾ cup Black cocoa for frosting
- 1 teaspoon Vanilla extract for frosting
- 6 Black cherries for decorating
- 6 Blackberries for decorating
- Purple and gold sprinkles for decorating
Instructions
Instructions
- Preheat your pressure cooker or set it to 160°C fan forced equivalent.
- Grease and line two 8-inch pans with parchment paper.
- Sift brown sugar, cake flour, black cocoa, bicarbonate of soda, and baking powder into a large mixing bowl.
- In another bowl, combine eggs, buttermilk, hot water or coffee, oil, and vanilla extract until well blended.
- Pour the wet ingredients into the dry slowly, stirring gently to form a smooth batter. Do not overmix.
- Divide batter into prepared pans. Place in pressure cooker on a trivet over water. Lock lid and secure sealing ring.
- Cook on high pressure for 30-35 minutes. Allow 10-minute slow release before quick releasing remaining pressure. Check with skewer and let cakes cool fully.
- Frost with buttercream and decorate with cherries, blackberries, and sprinkles.














