انا بطبخ في المطبخ النهارده عشان عندنا ضيف.

A rough pronunciation is:

ana baṭbakh fil-maṭbakh en-naharda ʿashān ʿandena ḍēf

A more English-friendly version would be:

ana batbakh fil-matbakh ennaharda 3ashan 3andena deef

A few notes:

• في المطبخ is often said smoothly as fil-maṭbakh
• النهارده is pronounced en-naharda, not el-naharda
• ع in عشان and عندنا is a throat sound that English does not really have

It can mean either one, depending on context.

In Egyptian Arabic, the present form with بـ often covers both:

• I cook
• I am cooking

In this sentence, because of النهارده and عشان عندنا ضيف, the natural meaning is I’m cooking today because we have a guest.

So the context makes it sound like a current or planned action, not just a general habit.

In Egyptian Arabic, بـ is a very common marker for the present tense.

So:

• بطبخ = I cook / I’m cooking
• without getting too technical, that بـ is part of how Egyptian usually forms the everyday present

This is one of the big differences from Standard Arabic, where the present tense is formed differently in normal usage.

You can omit أنا.

So both of these are natural:

• أنا بطبخ في المطبخ النهارده عشان عندنا ضيف
• بطبخ في المطبخ النهارده عشان عندنا ضيف

Why include أنا?

• for emphasis
• for clarity
• because speakers often include subject pronouns in conversation anyway

So أنا is not required, but it is completely normal.

Yes, they are related.

Both come from the same root connected with cooking:

• طبخ = to cook
• مطبخ = kitchen

So مطبخ is basically the place associated with cooking.

This is very common in Arabic: words from the same root are often connected in meaning.

It adds the location: in the kitchen.

Even if cooking usually happens in a kitchen, Arabic still says it naturally when the speaker wants to specify where they are.

So:

• بطبخ = I’m cooking
• بطبخ في المطبخ = I’m cooking in the kitchen

It sounds normal, not redundant.

النهارده means today, and it is colloquial Egyptian Arabic.

It is the normal everyday way to say today in Egyptian speech.

Compared with Standard Arabic:

• Egyptian: النهارده
• Standard Arabic: اليوم

If you are learning Egyptian Arabic for conversation, النهارده is the one you definitely want.

Because the ل in الـ changes its pronunciation before certain letters, called sun letters.

The word نهارده starts with ن, and ن is a sun letter, so:

• النهارده is pronounced en-naharda

The l sound of الـ blends into the n sound.

This happens in many Arabic words, for example:

• الناس → en-nās
• النهارده → en-naharda

عشان is a very common Egyptian word that can mean:

• because
• so that
• for
• in order to

In this sentence, it means because:

• عشان عندنا ضيف = because we have a guest

It is one of the most useful everyday connectors in Egyptian Arabic.

Literally, عندنا means something like at us or with us, but in Arabic this structure is commonly used to express possession.

So:

• عندي = I have
• عندك = you have
• عنده = he has
• عندنا = we have

So عندنا ضيف literally feels like there is a guest with us / at our place, but the natural English meaning is simply we have a guest.

Because the meaning is a guest, not the guest.

In Arabic:

• ضيف = a guest
• الضيف = the guest

Since the sentence introduces the guest as indefinite, ضيف without الـ is the right choice.

The sound ع is difficult for many English speakers because English does not have it.

A few helpful points:

• it is made in the throat
• it is not the same as a normal vowel
• it is not exactly a glottal stop either

For a beginner, the most important thing is:

• notice that there is a consonant there
• do not completely ignore it if you can help it

So:

• عشان is not just ashan
• عندنا is not just andena

A rough learner approximation is acceptable at first, but over time try to add that deeper throat sound.

The word order is somewhat flexible.

The original sentence is natural:

• أنا بطبخ في المطبخ النهارده عشان عندنا ضيف

But you could also hear:

• النهارده أنا بطبخ في المطبخ عشان عندنا ضيف
• أنا النهارده بطبخ في المطبخ عشان عندنا ضيف

Changing the order can shift emphasis a little:

• putting النهارده earlier emphasizes today
• keeping it later sounds more neutral and conversational

So the original is good, but it is not the only possible order.