How do I choose the right cake size for my event?

Cake size is easiest to plan when the serving requirement comes before the decoration. A tall celebration cake, a sheet cake and a multi-tier cake can all produce different serving patterns even when customers describe them with similar weights.

Short answer

Start with your guest count, then tell the baker whether cake is the main dessert, the type of event, the design you want and how you expect it to be served. Cake yield changes with dimensions, height and slice size, so Moh Bakes confirms the suitable size from the actual order rather than using a guessed universal kilogram rule.

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Start with the number of people you expect

Give the expected guest count and say whether everyone needs a slice. For an event with other desserts, the cake may play a different role than at a birthday where it is the main sweet item.

Expected guests
Whether children and adults are both being served
Whether other desserts will be available

Add the design and event context

The visual direction matters because some designs need particular shapes, heights or tiers. Send the real Moh Bakes design page you like so the bakery can balance appearance with practical serving needs.

Occasion and date
Preferred design or reference
Flavour and colour direction

Let the final size be confirmed from the order

Avoid treating a single kilogram-to-guests chart as a guarantee. Moh Bakes quotes custom cakes from size, flavour, decoration, date and pickup or delivery location, so the final recommendation can reflect the real order.

First-hand examples

Real Moh Bakes cakes related to this answer.

Use these completed cakes as visual evidence and starting points. Cake design pages show real Moh Bakes work as inspiration. Final colours, wording, size, flavour and decoration are confirmed for each order.

Corporate group birthday sheet cake made by Moh Bakes & Treats

Corporate Group Birthday Sheet CakeOffice and group birthday celebrations

Blue 78th birthday milestone cake made by Moh Bakes & Treats

Blue 78th Birthday Milestone Cake78th birthday and milestone birthdays

Blue and gold birthday cake made by Moh Bakes & Treats

Blue and Gold Birthday CakeBirthday celebrations

Continue planning

Related cake questions.

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Moh Bakes & Treats: Kasarani, Nairobi, Kenya. Service areas include Kasarani, Roysambu, Githurai, Mwiki, Zimmerman, Ruaraka, Thika Road, Nairobi CBD, Nairobi. This guide gives planning information; availability, final size, decoration, price and pickup or delivery are confirmed for each order.

Turn the answer into an order

Send the date, size or servings, location and design you like.

Custom cake pricing is confirmed from size, flavour, decoration, date and pickup or delivery location. Design pages do not publish guessed fixed prices.

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Guide updated 2026-09-13.