Yang paling saya suka dari bubur hangat itu adalah kuahnya yang sederhana tetapi menenangkan.

Here, yang means something like the thing that or what.

So:

Yang paling saya suka dari bubur hangat itu
= What I like most about that warm porridge

This is a very common Indonesian pattern:

Yang + clause
→ turns the clause into a noun-like phrase.

So yang is helping introduce the thing being talked about.

The sentence follows this pattern:

Yang paling saya suka dari X adalah Y
= What I like most about X is Y

In this sentence:

• X = bubur hangat itu
• Y = kuahnya yang sederhana tetapi menenangkan

So the structure is:

• Yang paling saya suka dari bubur hangat itu = what I like most about that warm porridge
• adalah = is
• kuahnya yang sederhana tetapi menenangkan = its/the simple but soothing broth

Paling means most, and it forms the superlative.

• saya suka = I like
• saya paling suka = I like the most

So:

yang paling saya suka
= what I like most

This is the natural way to express most liked in Indonesian.

Literally, dari often means from, but in this kind of sentence it can mean about, in, or of when talking about parts or aspects of something.

So:

Yang paling saya suka dari bubur hangat itu
means
What I like most about that warm porridge

You can think of dari here as pointing to the larger thing and saying, out of all its aspects...

In Indonesian, both adjectives and demonstratives usually come after the noun.

So:

• bubur = porridge
• hangat = warm
• itu = that

This gives:

bubur hangat itu
= that warm porridge

This is normal Indonesian word order:

• noun + adjective
• noun phrase + itu

Compare:

• rumah besar itu = that big house
• sup panas itu = that hot soup

Adalah works like is in an identifying sentence.

So:

Yang paling saya suka ... adalah kuahnya
= What I like most ... is the broth

It links the first part of the sentence to the answer or focus.

A few useful notes:

• adalah is common in more careful, written, or formal-style sentences
• in casual speech, it is often omitted

So a more conversational version could be:

Yang paling saya suka dari bubur hangat itu kuahnya yang sederhana tetapi menenangkan.

That still sounds natural.

Kuah means broth, gravy, or soup liquid, depending on context.

The ending -nya can do more than one job. Here it most likely means something like:

• its broth
• or simply the broth referring back to the porridge

So kuahnya can feel either:

• possessive: its broth
• definite/anaphoric: the broth already associated with that porridge

This is very common in Indonesian. -nya does not always mean literal ownership; it often points to something already known in the context.

This second yang introduces a description of kuahnya.

So:

kuahnya yang sederhana tetapi menenangkan
means roughly:

• the broth, which is simple but soothing
• or more naturally, the simple but soothing broth

In Indonesian, yang often connects a noun to a descriptive phrase:

• orang yang baik = a kind person / a person who is kind
• rumah yang besar = a big house / a house that is big
• kuahnya yang sederhana tetapi menenangkan = the broth that is simple but soothing

This phrase gives a nice contrast.

• sederhana = simple, plain, unpretentious
• tetapi = but
• menenangkan = soothing, calming

The idea is:

The broth is not fancy or complicated, but that very simplicity makes it comforting.

So the sentence is not just describing taste. It also suggests mood and emotional effect.

Because the meaning is soothing or calming, not calm.

• tenang = calm, peaceful
• menenangkan = calming, soothing, something that causes calm

So:

• suasana tenang = a calm atmosphere
• musik yang menenangkan = soothing music

If you said kuahnya tenang, that would sound strange, because it would describe the broth itself as being calm, rather than saying it has a calming effect.

They both mean but.

• tetapi = more formal or careful
• tapi = more conversational

So in this sentence, tetapi makes the style sound a little more polished or literary.

A casual version would be:

Yang paling saya suka dari bubur hangat itu adalah kuahnya yang sederhana tapi menenangkan.

Both are possible, but they feel slightly different.

• saya suka = I like
• saya sukai = I like, with a more explicitly transitive or slightly more formal feel

In everyday Indonesian, suka is very often used directly like this:

• Saya suka kopi
• Saya suka film itu

So yang paling saya suka is completely natural.

If you said yang paling saya sukai, that would sound a bit more formal or literary.

Yes. It sounds natural, clear, and slightly polished.

What gives it that polished feel:

• adalah
• tetapi
• the descriptive phrasing yang sederhana tetapi menenangkan

A more casual version might be:

Yang paling saya suka dari bubur hangat itu kuahnya yang sederhana tapi menenangkan.

Or even:

Aku paling suka kuahnya dari bubur hangat itu—sederhana tapi menenangkan.

But the original sentence is very good Indonesian.