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Prep Time
20 mins
Total Time
2 h 30 m


1 cup
all-purpose flour
250 mL
1/2 cup
cocoa powder, sifted
125 mL
1 tsp
baking powder
5 mL
1/2 tsp
2 mL
1/2 cup
unsalted butter, room temperature
125 mL
1 cup
firmly packed brown sugar
250 mL
1 1/3 cups
sweet potato, cooked and mashed (1 large)
325 mL
1 tsp
vanilla extract
5 mL
3/4 cup
175 mL


Step 1

Grease slow cooker (4.5 to 6 L capacity) with cooking spray. In bowl, whisk flour with cocoa powder, baking powder and salt. Set aside.

Step 2

In a separate bowl, beat butter and sugar using electric mixer on medium speed about 2 min. until light and fluffy. Beat in egg. Beat in sweet potato and vanilla.

Step 3

With mixer on low speed, add the dry mixture to the sweet potato mixture in 3 parts, alternating with the milk in 2 parts, starting and ending with the dry mixture. Scrape bowl as needed between additions.

Step 4

Scrape batter into slow cooker; smoothing top. Cover and cook on LOW setting 1 hr 10 min (or 10 min. longer) until firm and edges are browned. Let stand 15 min. in slow cooker. Invert ceramic insert of slow cooker to remove cake; cool completely on wire rack.

Step 5

Meanwhile, make frosting by beating cream cheese with electric mixer until light and fluffy. Beat in butter completely. Then beat in icing sugar, vanilla and cardamom just until smooth.

Step 6

Place cake on serving plate. Spread frosting over top and sides. Store refrigerated in airtight container up to 2 days.


To cook sweet potato, pierce sweet potato with fork and cook on HIGH in microwave for 8 to 10 min. or until tender. Cool slightly; peel and mash with fork until smooth.
Layer leftover cake and cream cheese frosting with prepared chocolate pudding to make mini trifles or crumble leftover cake and serve over ice cream.

Disclaimer: We seek to be accurate with respect to the ingredients, nutritional information, product images and descriptions listed on our website, however, this information may change from time to time. Please always refer to the product package for the most current and accurate ingredient and nutrition information or other product information.

Characteristics Dessert Safeway

Nutritional Facts Per Serving

Nutrition Description:
Per serving: 1/16 of the recipe
14 g
Saturated Fat:
9 g
34 g
2 g
23 g
55 mg
4 g
180 mg
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