Ibu menambahkan kunyit dan ketumbar ke ayam supaya warnanya bagus dan rasanya lebih kaya.

Ibu literally means mother, but in Indonesian it is also widely used as a polite form of address for an adult woman, similar to ma’am or Mrs.

In this sentence, without more context, Ibu most naturally means Mother/Mom, especially if this is from a family context. But it could also refer to a woman respectfully.

Tambah is the basic root meaning add or increase.
Menambahkan is a derived verb built from:

• tambah = add
• meN- = a common active verb prefix
• -kan = often gives the sense of applying/putting/adding something to something else

So menambahkan kunyit dan ketumbar ke ayam means to add turmeric and coriander to the chicken.

Using menambahkan sounds more complete and natural here than just tambah.

In this sentence, -kan helps make the verb mean to add something to something else.

Compare the idea:

• bertambah = to increase, become more
• menambah = to add, increase
• menambahkan = to add something onto/to something

So menambahkan kunyit dan ketumbar ke ayam focuses on the act of putting those ingredients onto the chicken dish.

Yes, ke often means to or toward, especially with places. But in everyday Indonesian, it can also be used with verbs like menambahkan to show where something is being added.

So:

• menambahkan kunyit dan ketumbar ke ayam = add turmeric and coriander to the chicken

This is natural Indonesian. In English it may feel slightly unusual because ayam is not a place, but Indonesian allows this kind of structure.

Here it means chicken as food, not a live chicken.

Indonesian uses ayam for both:

• a chicken (the animal)
• chicken (the meat/dish)

The cooking context makes it clear that this is about food.

Supaya means so that or in order that. It introduces a purpose.

So:

• Ibu menambahkan kunyit dan ketumbar ke ayam supaya warnanya bagus dan rasanya lebih kaya.
• Mother added turmeric and coriander to the chicken so that its color would be nice and its taste would be richer.

A very similar word is agar, which is also common.

Warnanya = warna + -nya

• warna = color
• -nya here means its

So warnanya means its color or the color of it.

In this sentence, -nya refers to the chicken dish.

Yes, rasa can mean several things depending on context, including:

• taste
• feeling
• sense

But here, because the sentence is about food, rasanya clearly means its taste.

So:

• warnanya bagus = its color is nice
• rasanya lebih kaya = its taste is richer

The suffix -nya often means his/her/its/the depending on context.

Here it works like its, referring back to the chicken dish:

• warnanya = its color
• rasanya = its taste

This is very common in Indonesian when talking about qualities of something already mentioned.

Bagus means good, nice, or good-looking, depending on context.

For warnanya bagus, the most natural meaning is:

• the color looks nice
• the color is appealing
• the color is good

It does not necessarily mean beautiful in a dramatic sense; it just means the color is pleasing.

Lebih means more.
Kaya usually means rich.

In food descriptions, rasa yang kaya means a rich flavor or a fuller taste. So:

• rasanya lebih kaya = the taste is richer / more complex / fuller

This is not about money. It is the same metaphor English uses in rich flavor.

Indonesian verbs do not change form for tense the way English verbs do.

So menambahkan by itself does not tell you whether the action is present, past, or future. Time is usually understood from:

• context
• time words such as kemarin (yesterday), sekarang (now), besok (tomorrow)

Without extra context, this sentence could be translated in different ways depending on the situation:

• Mother adds turmeric and coriander...
• Mother added turmeric and coriander...
• Mother is adding turmeric and coriander...

If a translation has already been provided, that translation chooses the tense from context.

Yes. Supaya and agar both mean so that / in order that and are often interchangeable.

So this would also work:

• Ibu menambahkan kunyit dan ketumbar ke ayam agar warnanya bagus dan rasanya lebih kaya.

Supaya can sound a little more conversational in many situations, while agar can sound slightly more formal, but both are very common.

Indonesian usually places adjectives and descriptive words after the noun or subject they describe in this kind of clause.

So:

• warnanya bagus = its color is nice
• rasanya lebih kaya = its taste is richer

The word lebih comes before the adjective kaya because lebih is the comparative marker, like more in English:

• lebih kaya = more rich = richer

So the order is completely normal Indonesian.

It is already natural and standard. A few small variations are also possible, depending on style:

• Ibu menambahkan kunyit dan ketumbar pada ayam supaya warnanya bagus dan rasanya lebih kaya.
• Ibu menambahkan kunyit dan ketumbar ke dalam ayam supaya warnanya bagus dan rasanya lebih kaya.

But the original sentence is clear and idiomatic, especially in everyday cooking context.